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

---
 .../UIProcess/PerActivityStateCPUUsageSampler.h    | 55 ++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Source/WebKit2/UIProcess/PerActivityStateCPUUsageSampler.h

(limited to 'Source/WebKit2/UIProcess/PerActivityStateCPUUsageSampler.h')

diff --git a/Source/WebKit2/UIProcess/PerActivityStateCPUUsageSampler.h b/Source/WebKit2/UIProcess/PerActivityStateCPUUsageSampler.h
new file mode 100644
index 000000000..dab6f4b75
--- /dev/null
+++ b/Source/WebKit2/UIProcess/PerActivityStateCPUUsageSampler.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#pragma once
+
+#include <WebCore/Page.h>
+#include <wtf/HashMap.h>
+#include <wtf/RunLoop.h>
+
+namespace WebKit {
+
+class WebPageProxy;
+class WebProcessPool;
+
+class PerActivityStateCPUUsageSampler {
+public:
+    explicit PerActivityStateCPUUsageSampler(WebProcessPool&);
+    ~PerActivityStateCPUUsageSampler();
+
+    void reportWebContentCPUTime(int64_t cpuTime, WebCore::ActivityStateForCPUSampling);
+
+private:
+    void loggingTimerFired();
+    WebPageProxy* pageForLogging() const;
+
+    WebProcessPool& m_processPool;
+    RunLoop::Timer<PerActivityStateCPUUsageSampler> m_loggingTimer;
+    typedef HashMap<WebCore::ActivityStateForCPUSampling, int64_t, WTF::IntHash<WebCore::ActivityStateForCPUSampling>, WTF::StrongEnumHashTraits<WebCore::ActivityStateForCPUSampling>> CPUTimeInActivityStateMap;
+    CPUTimeInActivityStateMap m_cpuTimeInActivityState;
+    double m_lastCPUTime;
+};
+
+} // namespace WebKit
-- 
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