webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 0 insertions, 692 deletions

diff --git a/Source/WebInspectorUI/UserInterface/NavigationSidebarPanel.js b/Source/WebInspectorUI/UserInterface/NavigationSidebarPanel.js
deleted file mode 100644
index 7bf292b28..000000000
--- a/Source/WebInspectorUI/UserInterface/NavigationSidebarPanel.js
+++ /dev/null
@@ -1,692 +0,0 @@
-/*
- * Copyright (C) 2013 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-WebInspector.NavigationSidebarPanel = function(identifier, displayName, image, keyboardShortcutKey, autoPruneOldTopLevelResourceTreeElements, autoHideToolbarItemWhenEmpty, wantsTopOverflowShadow, element, role, label) {
-    if (keyboardShortcutKey)
-        this._keyboardShortcut = new WebInspector.KeyboardShortcut(WebInspector.KeyboardShortcut.Modifier.Control, keyboardShortcutKey, this.toggle.bind(this));
-
-    if (this._keyboardShortcut) {
-        var showToolTip = WebInspector.UIString("Show the %s navigation sidebar (%s)").format(displayName, this._keyboardShortcut.displayName);
-        var hideToolTip = WebInspector.UIString("Hide the %s navigation sidebar (%s)").format(displayName, this._keyboardShortcut.displayName);
-    } else {
-        var showToolTip = WebInspector.UIString("Show the %s navigation sidebar").format(displayName);
-        var hideToolTip = WebInspector.UIString("Hide the %s navigation sidebar").format(displayName);
-    }
-
-    WebInspector.SidebarPanel.call(this, identifier, displayName, showToolTip, hideToolTip, image, element, role, label || displayName);
-
-    this.element.classList.add(WebInspector.NavigationSidebarPanel.StyleClassName);
-
-    this._autoHideToolbarItemWhenEmpty = autoHideToolbarItemWhenEmpty || false;
-
-    if (autoHideToolbarItemWhenEmpty)
-        this.toolbarItem.hidden = true;
-
-    this._visibleContentTreeOutlines = new Set;
-
-    this._contentElement = document.createElement("div");
-    this._contentElement.className = WebInspector.NavigationSidebarPanel.ContentElementStyleClassName;
-    this._contentElement.addEventListener("scroll", this._updateContentOverflowShadowVisibility.bind(this));
-    this.element.appendChild(this._contentElement);
-
-    this._contentTreeOutline = this.createContentTreeOutline(true);
-
-    this._filterBar = new WebInspector.FilterBar();
-    this._filterBar.addEventListener(WebInspector.FilterBar.Event.TextFilterDidChange, this._textFilterDidChange, this);
-    this.element.appendChild(this._filterBar.element);
-
-    this._bottomOverflowShadowElement = document.createElement("div");
-    this._bottomOverflowShadowElement.className = WebInspector.NavigationSidebarPanel.OverflowShadowElementStyleClassName;
-    this.element.appendChild(this._bottomOverflowShadowElement);
-
-    if (wantsTopOverflowShadow) {
-        this._topOverflowShadowElement = document.createElement("div");
-        this._topOverflowShadowElement.classList.add(WebInspector.NavigationSidebarPanel.OverflowShadowElementStyleClassName);
-        this._topOverflowShadowElement.classList.add(WebInspector.NavigationSidebarPanel.TopOverflowShadowElementStyleClassName);
-        this.element.appendChild(this._topOverflowShadowElement);
-    }
-
-    window.addEventListener("resize", this._updateContentOverflowShadowVisibility.bind(this));
-
-    this._filtersSetting = new WebInspector.Setting(identifier + "-navigation-sidebar-filters", {});
-    this._filterBar.filters = this._filtersSetting.value;
-
-    this._emptyContentPlaceholderElement = document.createElement("div");
-    this._emptyContentPlaceholderElement.className = WebInspector.NavigationSidebarPanel.EmptyContentPlaceholderElementStyleClassName;
-
-    this._emptyContentPlaceholderMessageElement = document.createElement("div");
-    this._emptyContentPlaceholderMessageElement.className = WebInspector.NavigationSidebarPanel.EmptyContentPlaceholderMessageElementStyleClassName;
-    this._emptyContentPlaceholderElement.appendChild(this._emptyContentPlaceholderMessageElement);
-
-    this._generateStyleRulesIfNeeded();
-    this._generateDisclosureTrianglesIfNeeded();
-
-    if (autoPruneOldTopLevelResourceTreeElements) {
-        WebInspector.Frame.addEventListener(WebInspector.Frame.Event.MainResourceDidChange, this._checkForOldResources, this);
-        WebInspector.Frame.addEventListener(WebInspector.Frame.Event.ChildFrameWasRemoved, this._checkForOldResources, this);
-        WebInspector.Frame.addEventListener(WebInspector.Frame.Event.ResourceWasRemoved, this._checkForOldResources, this);
-    }
-};
-
-WebInspector.NavigationSidebarPanel.StyleClassName = "navigation";
-WebInspector.NavigationSidebarPanel.OverflowShadowElementStyleClassName = "overflow-shadow";
-WebInspector.NavigationSidebarPanel.TopOverflowShadowElementStyleClassName = "top";
-WebInspector.NavigationSidebarPanel.ContentElementStyleClassName = "content";
-WebInspector.NavigationSidebarPanel.ContentTreeOutlineElementHiddenStyleClassName = "hidden";
-WebInspector.NavigationSidebarPanel.ContentTreeOutlineElementStyleClassName = "navigation-sidebar-panel-content-tree-outline";
-WebInspector.NavigationSidebarPanel.HideDisclosureButtonsStyleClassName = "hide-disclosure-buttons";
-WebInspector.NavigationSidebarPanel.EmptyContentPlaceholderElementStyleClassName = "empty-content-placeholder";
-WebInspector.NavigationSidebarPanel.EmptyContentPlaceholderMessageElementStyleClassName = "message";
-WebInspector.NavigationSidebarPanel.DisclosureTriangleOpenCanvasIdentifier = "navigation-sidebar-panel-disclosure-triangle-open";
-WebInspector.NavigationSidebarPanel.DisclosureTriangleClosedCanvasIdentifier = "navigation-sidebar-panel-disclosure-triangle-closed";
-WebInspector.NavigationSidebarPanel.DisclosureTriangleNormalCanvasIdentifierSuffix = "-normal";
-WebInspector.NavigationSidebarPanel.DisclosureTriangleSelectedCanvasIdentifierSuffix = "-selected";
-
-WebInspector.NavigationSidebarPanel.prototype = {
-    constructor: WebInspector.NavigationSidebarPanel,
-
-    // Public
-
-    get contentElement()
-    {
-        return this._contentElement;
-    },
-
-    get contentTreeOutlineElement()
-    {
-        return this._contentTreeOutline.element;
-    },
-
-    get contentTreeOutline()
-    {
-        return this._contentTreeOutline;
-    },
-
-    set contentTreeOutline(newTreeOutline)
-    {
-        console.assert(newTreeOutline);
-        if (!newTreeOutline)
-            return;
-
-        if (this._contentTreeOutline)
-            this._contentTreeOutline.element.classList.add(WebInspector.NavigationSidebarPanel.ContentTreeOutlineElementHiddenStyleClassName);
-
-        this._contentTreeOutline = newTreeOutline;
-        this._contentTreeOutline.element.classList.remove(WebInspector.NavigationSidebarPanel.ContentTreeOutlineElementHiddenStyleClassName);
-
-        this._visibleContentTreeOutlines.delete(this._contentTreeOutline);
-        this._visibleContentTreeOutlines.add(newTreeOutline);
-
-        this._updateFilter();
-    },
-
-    get contentTreeOutlineToAutoPrune()
-    {
-        return this._contentTreeOutline;
-    },
-
-    get filterBar()
-    {
-        return this._filterBar;
-    },
-
-    get restoringState()
-    {
-        return this._restoringState;
-    },
-
-    createContentTreeOutline: function(dontHideByDefault, suppressFiltering)
-    {
-        var contentTreeOutlineElement = document.createElement("ol");
-        contentTreeOutlineElement.className = WebInspector.NavigationSidebarPanel.ContentTreeOutlineElementStyleClassName;
-        if (!dontHideByDefault)
-            contentTreeOutlineElement.classList.add(WebInspector.NavigationSidebarPanel.ContentTreeOutlineElementHiddenStyleClassName);
-        this._contentElement.appendChild(contentTreeOutlineElement);
-
-        var contentTreeOutline = new TreeOutline(contentTreeOutlineElement);
-        contentTreeOutline.allowsRepeatSelection = true;
-
-        if (!suppressFiltering) {
-            contentTreeOutline.onadd = this._treeElementAddedOrChanged.bind(this);
-            contentTreeOutline.onchange = this._treeElementAddedOrChanged.bind(this);
-            contentTreeOutline.onexpand = this._treeElementExpandedOrCollapsed.bind(this);
-            contentTreeOutline.oncollapse = this._treeElementExpandedOrCollapsed.bind(this);
-        }
-
-        if (dontHideByDefault)
-            this._visibleContentTreeOutlines.add(contentTreeOutline);
-
-        return contentTreeOutline;
-    },
-
-    treeElementForRepresentedObject: function(representedObject)
-    {
-        return this._contentTreeOutline.getCachedTreeElement(representedObject);
-    },
-
-    showDefaultContentView: function()
-    {
-        // Implemneted by subclasses if needed to show a content view when no existing tree element is selected.
-    },
-
-    showContentViewForCurrentSelection: function()
-    {
-        // Reselect the selected tree element to cause the content view to be shown as well. <rdar://problem/10854727>
-        var selectedTreeElement = this._contentTreeOutline.selectedTreeElement;
-        if (selectedTreeElement)
-            selectedTreeElement.select();
-    },
-
-    saveStateToCookie: function(cookie)
-    {
-        console.assert(cookie);
-
-        // This does not save folder selections, which lack a represented object and content view.
-        var selectedTreeElement = null;
-        this._visibleContentTreeOutlines.forEach(function(outline) {
-            if (outline.selectedTreeElement)
-                selectedTreeElement = outline.selectedTreeElement;
-        });
-
-        if (!selectedTreeElement)
-            return;
-
-        if (this._isTreeElementWithoutRepresentedObject(selectedTreeElement))
-            return;
-
-        var representedObject = selectedTreeElement.representedObject;
-        cookie[WebInspector.TypeIdentifierCookieKey] = representedObject.constructor.TypeIdentifier;
-
-        if (representedObject.saveIdentityToCookie)
-            representedObject.saveIdentityToCookie(cookie);
-        else
-            console.error("Error: TreeElement.representedObject is missing a saveIdentityToCookie implementation. TreeElement.constructor: %s", selectedTreeElement.constructor);
-    },
-
-    // This can be supplemented by subclasses that admit a simpler strategy for static tree elements.
-    restoreStateFromCookie: function(cookie, relaxedMatchDelay)
-    {
-        this._pendingViewStateCookie = cookie;
-        this._restoringState = true;
-
-        // Check if any existing tree elements in any outline match the cookie.
-        this._checkOutlinesForPendingViewStateCookie();
-
-        if (this._finalAttemptToRestoreViewStateTimeout)
-            clearTimeout(this._finalAttemptToRestoreViewStateTimeout);
-
-        function finalAttemptToRestoreViewStateFromCookie()
-        {
-            delete this._finalAttemptToRestoreViewStateTimeout;
-
-            this._checkOutlinesForPendingViewStateCookie(true);
-
-            delete this._pendingViewStateCookie;
-            delete this._restoringState;
-        }
-
-        // If the specific tree element wasn't found, we may need to wait for the resources
-        // to be registered. We try one last time (match type only) after an arbitrary amount of timeout.
-        this._finalAttemptToRestoreViewStateTimeout = setTimeout(finalAttemptToRestoreViewStateFromCookie.bind(this), relaxedMatchDelay);
-    },
-
-    showEmptyContentPlaceholder: function(message, hideToolbarItem)
-    {
-        console.assert(message);
-
-        this._emptyContentPlaceholderMessageElement.textContent = message;
-        this.element.appendChild(this._emptyContentPlaceholderElement);
-
-        this._hideToolbarItemWhenEmpty = hideToolbarItem || false;
-        this._updateToolbarItemVisibility();
-        this._updateContentOverflowShadowVisibility();
-    },
-
-    hideEmptyContentPlaceholder: function()
-    {
-        if (this._emptyContentPlaceholderElement.parentNode)
-            this._emptyContentPlaceholderElement.parentNode.removeChild(this._emptyContentPlaceholderElement);
-
-        this._hideToolbarItemWhenEmpty = false;
-        this._updateToolbarItemVisibility();
-        this._updateContentOverflowShadowVisibility();
-    },
-
-    updateEmptyContentPlaceholder: function(message)
-    {
-        this._updateToolbarItemVisibility();
-
-        if (!this._contentTreeOutline.children.length) {
-            // No tree elements, so no results.
-            this.showEmptyContentPlaceholder(message);
-        } else if (!this._emptyFilterResults) {
-            // There are tree elements, and not all of them are hidden by the filter.
-            this.hideEmptyContentPlaceholder();
-        }
-    },
-
-    updateCustomContentOverflow: function()
-    {
-        // Implemented by subclasses if needed.
-    },
-
-    updateFilter: function()
-    {
-        this._updateFilter();
-    },
-
-    hasCustomFilters: function()
-    {
-        // Implemented by subclasses if needed.
-        return false;
-    },
-
-    matchTreeElementAgainstCustomFilters: function(treeElement)
-    {
-        // Implemented by subclasses if needed.
-        return true;
-    },
-
-    applyFiltersToTreeElement: function(treeElement)
-    {
-        if (!this._filterBar.hasActiveFilters() && !this.hasCustomFilters()) {
-            // No filters, so make everything visible.
-            treeElement.hidden = false;
-
-            // If this tree element was expanded during filtering, collapse it again.
-            if (treeElement.expanded && treeElement.__wasExpandedDuringFiltering) {
-                delete treeElement.__wasExpandedDuringFiltering;
-                treeElement.collapse();
-            }
-
-            return;
-        }
-
-        var filterableData = treeElement.filterableData || {};
-
-        var matchedBuiltInFilters = false;
-
-        var self = this;
-        function matchTextFilter(inputs)
-        {
-            if (!inputs || !self._textFilterRegex)
-                return true;
-
-            // Convert to a single item array if needed.
-            if (!(inputs instanceof Array))
-                inputs = [inputs];
-
-            // Loop over all the inputs and try to match them.
-            for (var input of inputs) {
-                if (!input)
-                    continue;
-                if (self._textFilterRegex.test(input)) {
-                    matchedBuiltInFilters = true;
-                    return true;
-                }
-            }
-
-            // No inputs matched.
-            return false;
-        }
-
-        function makeVisible()
-        {
-            // Make this element visible.
-            treeElement.hidden = false;
-
-            // Make the ancestors visible and expand them.
-            var currentAncestor = treeElement.parent;
-            while (currentAncestor && !currentAncestor.root) {
-                currentAncestor.hidden = false;
-
-                // Only expand if the built-in filters matched, not custom filters.
-                if (matchedBuiltInFilters && !currentAncestor.expanded) {
-                    currentAncestor.__wasExpandedDuringFiltering = true;
-                    currentAncestor.expand();
-                }
-
-                currentAncestor = currentAncestor.parent;
-            }
-        }
-
-        if (matchTextFilter(filterableData.text) && this.matchTreeElementAgainstCustomFilters(treeElement)) {
-            // Make this element visible since it matches.
-            makeVisible();
-
-            // If this tree element didn't match a built-in filter and was expanded earlier during filtering, collapse it again.
-            if (!matchedBuiltInFilters && treeElement.expanded && treeElement.__wasExpandedDuringFiltering) {
-                delete treeElement.__wasExpandedDuringFiltering;
-                treeElement.collapse();
-            }
-
-            return;
-        }
-
-        // Make this element invisible since it does not match.
-        treeElement.hidden = true;
-    },
-
-    show: function()
-    {
-        if (!this.parentSidebar)
-            return;
-
-        WebInspector.SidebarPanel.prototype.show.call(this);
-
-        this.contentTreeOutlineElement.focus();
-    },
-
-    shown: function()
-    {
-        WebInspector.SidebarPanel.prototype.shown.call(this);
-
-        this._updateContentOverflowShadowVisibility();
-
-        // Force the navigation item to be visible. This makes sure it is
-        // always visible when the panel is shown.
-        this.toolbarItem.hidden = false;
-    },
-
-    hidden: function()
-    {
-        WebInspector.SidebarPanel.prototype.hidden.call(this);
-
-        this._updateToolbarItemVisibility();
-    },
-
-    // Private
-
-    _updateContentOverflowShadowVisibility: function()
-    {
-        this.updateCustomContentOverflow();
-
-        var scrollHeight = this._contentElement.scrollHeight;
-        var offsetHeight = this._contentElement.offsetHeight;
-
-        if (scrollHeight < offsetHeight) {
-            if (this._topOverflowShadowElement)
-                this._topOverflowShadowElement.style.opacity = 0;
-            this._bottomOverflowShadowElement.style.opacity = 0;
-            return;
-        }
-
-        const edgeThreshold = 10;
-        var scrollTop = this._contentElement.scrollTop;
-
-        var topCoverage = Math.min(scrollTop, edgeThreshold);
-        var bottomCoverage = Math.max(0, (offsetHeight + scrollTop) - (scrollHeight - edgeThreshold));
-
-        if (this._topOverflowShadowElement)
-            this._topOverflowShadowElement.style.opacity = (topCoverage / edgeThreshold).toFixed(1);
-        this._bottomOverflowShadowElement.style.opacity = (1 - (bottomCoverage / edgeThreshold)).toFixed(1);
-    },
-
-    _updateToolbarItemVisibility: function()
-    {
-        // Hide the navigation item if requested or auto-hiding and we are not visible and we are empty.
-        var shouldHide = ((this._hideToolbarItemWhenEmpty || this._autoHideToolbarItemWhenEmpty) && !this.selected && !this._contentTreeOutline.children.length);
-        this.toolbarItem.hidden = shouldHide;
-    },
-
-    _checkForEmptyFilterResults: function()
-    {
-        // No tree elements, so don't touch the empty content placeholder.
-        if (!this._contentTreeOutline.children.length)
-            return;
-
-        // Iterate over all the top level tree elements. If any are visible, return early.
-        var currentTreeElement = this._contentTreeOutline.children[0];
-        while (currentTreeElement) {
-            if (!currentTreeElement.hidden) {
-                // Not hidden, so hide any empty content message.
-                this.hideEmptyContentPlaceholder();
-                this._emptyFilterResults = false;
-                return;
-            }
-
-            currentTreeElement = currentTreeElement.nextSibling;
-        }
-
-        // All top level tree elements are hidden, so filtering hid everything. Show a message.
-        this.showEmptyContentPlaceholder(WebInspector.UIString("No Filter Results"));
-        this._emptyFilterResults = true;
-    },
-
-    _textFilterDidChange: function()
-    {
-        this._updateFilter();
-    },
-
-    _updateFilter: function()
-    {
-        var filters = this._filterBar.filters;
-        this._textFilterRegex = simpleGlobStringToRegExp(filters.text, "i");
-        this._filtersSetting.value = filters;
-
-        // Update the whole tree.
-        var currentTreeElement = this._contentTreeOutline.children[0];
-        while (currentTreeElement && !currentTreeElement.root) {
-            this.applyFiltersToTreeElement(currentTreeElement);
-            currentTreeElement = currentTreeElement.traverseNextTreeElement(false, null, false);
-        }
-
-        this._checkForEmptyFilterResults();
-        this._updateContentOverflowShadowVisibility();
-    },
-
-    _treeElementAddedOrChanged: function(treeElement)
-    {
-        // Apply the filters to the tree element and its descendants.
-        var currentTreeElement = treeElement;
-        while (currentTreeElement && !currentTreeElement.root) {
-            this.applyFiltersToTreeElement(currentTreeElement);
-            currentTreeElement = currentTreeElement.traverseNextTreeElement(false, treeElement, false);
-        }
-
-        this._checkForEmptyFilterResults();
-        this._updateContentOverflowShadowVisibility();
-        this._checkElementsForPendingViewStateCookie(treeElement);
-    },
-
-    _treeElementExpandedOrCollapsed: function(treeElement)
-    {
-        this._updateContentOverflowShadowVisibility();
-    },
-
-    _generateStyleRulesIfNeeded: function()
-    {
-        if (WebInspector.NavigationSidebarPanel._styleElement)
-            return;
-
-        WebInspector.NavigationSidebarPanel._styleElement = document.createElement("style");
-
-        const maximumSidebarTreeDepth = 15;
-        const baseLeftPadding = 5; // Matches the padding in NavigationSidebarPanel.css for the item class. Keep in sync.
-        const depthPadding = 16;
-
-        var styleText = "";
-        var childrenSubstring = " > ";
-        for (var i = 1; i <= maximumSidebarTreeDepth; ++i) {
-            childrenSubstring += ".children > ";
-            styleText += "." + WebInspector.NavigationSidebarPanel.ContentTreeOutlineElementStyleClassName + childrenSubstring + ".item { ";
-            styleText += "padding-left: " + (baseLeftPadding + (depthPadding * i)) + "px; }\n";
-        }
-
-        WebInspector.NavigationSidebarPanel._styleElement.textContent = styleText;
-
-        document.head.appendChild(WebInspector.NavigationSidebarPanel._styleElement);
-    },
-
-    _generateDisclosureTrianglesIfNeeded: function()
-    {
-        if (WebInspector.NavigationSidebarPanel._generatedDisclosureTriangles)
-            return;
-
-        // Set this early instead of in _generateDisclosureTriangle because we don't want multiple panels that are
-        // created at the same time to duplicate the work (even though it would be harmless.)
-        WebInspector.NavigationSidebarPanel._generatedDisclosureTriangles = true;
-
-        var specifications = {};
-        specifications[WebInspector.NavigationSidebarPanel.DisclosureTriangleNormalCanvasIdentifierSuffix] = {
-            fillColor: [112, 126, 139],
-            shadowColor: [255, 255, 255, 0.8],
-            shadowOffsetX: 0,
-            shadowOffsetY: 1,
-            shadowBlur: 0
-        };
-
-        specifications[WebInspector.NavigationSidebarPanel.DisclosureTriangleSelectedCanvasIdentifierSuffix] = {
-            fillColor: [255, 255, 255],
-            shadowColor: [61, 91, 110, 0.8],
-            shadowOffsetX: 0,
-            shadowOffsetY: 1,
-            shadowBlur: 2
-        };
-
-        generateColoredImagesForCSS("Images/DisclosureTriangleSmallOpen.svg", specifications, 13, 13, WebInspector.NavigationSidebarPanel.DisclosureTriangleOpenCanvasIdentifier);
-        generateColoredImagesForCSS("Images/DisclosureTriangleSmallClosed.svg", specifications, 13, 13, WebInspector.NavigationSidebarPanel.DisclosureTriangleClosedCanvasIdentifier);
-    },
-
-    _checkForOldResources: function(event)
-    {
-        if (this._checkForOldResourcesTimeoutIdentifier)
-            return;
-
-        function delayedWork()
-        {
-            delete this._checkForOldResourcesTimeoutIdentifier;
-
-            var contentTreeOutline = this.contentTreeOutlineToAutoPrune;
-
-            // Check all the ResourceTreeElements at the top level to make sure their Resource still has a parentFrame in the frame hierarchy.
-            // If the parentFrame is no longer in the frame hierarchy we know it was removed due to a navigation or some other page change and
-            // we should remove the issues for that resource.
-            for (var i = contentTreeOutline.children.length - 1; i >= 0; --i) {
-                var treeElement = contentTreeOutline.children[i];
-                if (!(treeElement instanceof WebInspector.ResourceTreeElement))
-                    continue;
-
-                var resource = treeElement.resource;
-                if (!resource.parentFrame || resource.parentFrame.isDetached())
-                    contentTreeOutline.removeChildAtIndex(i, true, true);
-            }
-
-            if (typeof this._updateEmptyContentPlaceholder === "function")
-                this._updateEmptyContentPlaceholder();
-        }
-
-        // Check on a delay to coalesce multiple calls to _checkForOldResources.
-        this._checkForOldResourcesTimeoutIdentifier = setTimeout(delayedWork.bind(this), 0);
-    },
-
-    _isTreeElementWithoutRepresentedObject: function(treeElement)
-    {
-        return treeElement instanceof WebInspector.FolderTreeElement
-            || treeElement instanceof WebInspector.DatabaseHostTreeElement
-            || typeof treeElement.representedObject === "string"
-            || treeElement.representedObject instanceof String;
-    },
-
-    _checkOutlinesForPendingViewStateCookie: function(matchTypeOnly)
-    {
-        if (!this._pendingViewStateCookie)
-            return;
-
-        var visibleTreeElements = [];
-        this._visibleContentTreeOutlines.forEach(function(outline) {
-            var currentTreeElement = outline.hasChildren ? outline.children[0] : null;
-            while (currentTreeElement) {
-                visibleTreeElements.push(currentTreeElement);
-                currentTreeElement = currentTreeElement.traverseNextTreeElement(false, null, false);
-            }
-        });
-
-        return this._checkElementsForPendingViewStateCookie(visibleTreeElements, matchTypeOnly);
-    },
-
-    _checkElementsForPendingViewStateCookie: function(treeElements, matchTypeOnly)
-    {
-        if (!this._pendingViewStateCookie)
-            return;
-
-        var cookie = this._pendingViewStateCookie;
-
-        function treeElementMatchesCookie(treeElement)
-        {
-            if (this._isTreeElementWithoutRepresentedObject(treeElement))
-                return false;
-
-            var representedObject = treeElement.representedObject;
-            if (!representedObject)
-                return false;
-
-            var typeIdentifier = cookie[WebInspector.TypeIdentifierCookieKey];
-            if (typeIdentifier !== representedObject.constructor.TypeIdentifier)
-                return false;
-
-            if (matchTypeOnly)
-                return true;
-
-            var candidateObjectCookie = {};
-            if (representedObject.saveIdentityToCookie)
-                representedObject.saveIdentityToCookie(candidateObjectCookie);
-
-            return Object.keys(candidateObjectCookie).every(function valuesMatchForKey(key) {
-                return candidateObjectCookie[key] === cookie[key];
-            });
-        }
-
-        if (!(treeElements instanceof Array))
-            treeElements = [treeElements];
-
-        var matchedElement = null;
-        treeElements.some(function(element) {
-            if (treeElementMatchesCookie.call(this, element)) {
-                matchedElement = element;
-                return true;
-            }
-        }, this);
-
-        if (matchedElement) {
-            matchedElement.revealAndSelect(true, false);
-
-            delete this._pendingViewStateCookie;
-
-            // Delay clearing the restoringState flag until the next runloop so listeners
-            // checking for it in this runloop still know state was being restored.
-            setTimeout(function() {
-                delete this._restoringState;
-            }.bind(this));
-
-            if (this._finalAttemptToRestoreViewStateTimeout) {
-                clearTimeout(this._finalAttemptToRestoreViewStateTimeout);
-                delete this._finalAttemptToRestoreViewStateTimeout;
-            }
-        }
-    }
-};
-
-WebInspector.NavigationSidebarPanel.prototype.__proto__ = WebInspector.SidebarPanel.prototype;