From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 Source/WebKit2/Shared/WebSQLiteDatabaseTracker.cpp | 82 ++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 Source/WebKit2/Shared/WebSQLiteDatabaseTracker.cpp

(limited to 'Source/WebKit2/Shared/WebSQLiteDatabaseTracker.cpp')

diff --git a/Source/WebKit2/Shared/WebSQLiteDatabaseTracker.cpp b/Source/WebKit2/Shared/WebSQLiteDatabaseTracker.cpp
new file mode 100644
index 000000000..92a7f945c
--- /dev/null
+++ b/Source/WebKit2/Shared/WebSQLiteDatabaseTracker.cpp
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2014 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.
+ */
+
+#include "config.h"
+#include "WebSQLiteDatabaseTracker.h"
+
+#include "NetworkProcess.h"
+#include "NetworkProcessProxyMessages.h"
+#include "WebProcess.h"
+#include "WebProcessProxyMessages.h"
+#include <WebCore/SQLiteDatabaseTracker.h>
+#include <wtf/MainThread.h>
+
+using namespace WebCore;
+
+namespace WebKit {
+
+WebSQLiteDatabaseTracker::WebSQLiteDatabaseTracker(NetworkProcess& process)
+    : m_process(process)
+    , m_hysteresis([this](HysteresisState state) { hysteresisUpdated(state); })
+    , m_childProcessType(ChildProcessType::Network)
+{
+    SQLiteDatabaseTracker::setClient(this);
+}
+
+WebSQLiteDatabaseTracker::WebSQLiteDatabaseTracker(WebProcess& process)
+    : m_process(process)
+    , m_hysteresis([this](HysteresisState state) { hysteresisUpdated(state); })
+    , m_childProcessType(ChildProcessType::WebContent)
+{
+    SQLiteDatabaseTracker::setClient(this);
+}
+
+void WebSQLiteDatabaseTracker::willBeginFirstTransaction()
+{
+    callOnMainThread([this] {
+        m_hysteresis.start();
+    });
+}
+
+void WebSQLiteDatabaseTracker::didFinishLastTransaction()
+{
+    callOnMainThread([this] {
+        m_hysteresis.stop();
+    });
+}
+
+void WebSQLiteDatabaseTracker::hysteresisUpdated(HysteresisState state)
+{
+    switch (m_childProcessType) {
+    case ChildProcessType::WebContent:
+        m_process.parentProcessConnection()->send(Messages::WebProcessProxy::SetIsHoldingLockedFiles(state == HysteresisState::Started), 0);
+        break;
+    case ChildProcessType::Network:
+        m_process.parentProcessConnection()->send(Messages::NetworkProcessProxy::SetIsHoldingLockedFiles(state == HysteresisState::Started), 0);
+        break;
+    }
+}
+
+} // namespace WebKit
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