PurgeMemory.

third_party/WebKit/Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * 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.
@@ skipping 110 matching lines @@
 #include "core/testing/InternalRuntimeFlags.h"
 #include "core/testing/InternalSettings.h"
 #include "core/testing/LayerRect.h"
 #include "core/testing/LayerRectList.h"
 #include "core/testing/PrivateScriptTest.h"
 #include "core/testing/TypeConversions.h"
 #include "core/testing/UnionTypesTest.h"
 #include "core/workers/WorkerThread.h"
 #include "platform/Cursor.h"
 #include "platform/Language.h"
+#include "platform/MemoryPurgeController.h"
 #include "platform/PlatformKeyboardEvent.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/TraceEvent.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/geometry/LayoutRect.h"
 #include "platform/graphics/GraphicsLayer.h"
 #include "platform/heap/Handle.h"
 #include "platform/weborigin/SchemeRegistry.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebConnectionType.h"
 #include "public/platform/WebGraphicsContext3D.h"
 #include "public/platform/WebGraphicsContext3DProvider.h"
 #include "public/platform/WebLayer.h"
+#include "public/platform/WebMemoryPressureLevel.h"
 #include "wtf/InstanceCounter.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/dtoa.h"
 #include "wtf/text/StringBuffer.h"
 #include <deque>
 #include <v8.h>
 
 namespace blink {
 
 namespace {
@@ skipping 2405 matching lines @@
     element->triggerAutoplayViewportCheckForTesting();
 }
 
 int Internals::getScrollAnimationState(Node* node) const
 {
     if (ScrollableArea* scrollableArea = scrollableAreaForNode(node))
         return static_cast<int>(scrollableArea->scrollAnimator().m_runState);
     return -1;
 }
 
+void Internals::purgeMemory()
+{
+    Page::onMemoryPressure();
+    MemoryPurgeController::onMemoryPressure(WebMemoryPressureLevelCritical);
+}
+
 } // namespace blink