PurgeMemory.

third_party/WebKit/Source/core/frame/LocalFrame.h

 /*
  * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
  *                     1999-2001 Lars Knoll <knoll@kde.org>
  *                     1999-2001 Antti Koivisto <koivisto@kde.org>
  *                     2000-2001 Simon Hausmann <hausmann@kde.org>
  *                     2000-2001 Dirk Mueller <mueller@kde.org>
  *                     2000 Stefan Schimanski <1Stein@gmx.de>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
@@ skipping 18 matching lines @@
 #define LocalFrame_h
 
 #include "core/CoreExport.h"
 #include "core/dom/WeakIdentifierMap.h"
 #include "core/frame/Frame.h"
 #include "core/frame/LocalFrameLifecycleNotifier.h"
 #include "core/frame/LocalFrameLifecycleObserver.h"
 #include "core/loader/FrameLoader.h"
 #include "core/page/FrameTree.h"
 #include "core/paint/PaintPhase.h"
+#include "platform/MemoryPurgeController.h"
 #include "platform/Supplementable.h"
 #include "platform/graphics/ImageOrientation.h"
 #include "platform/graphics/paint/DisplayItem.h"
 #include "platform/heap/Handle.h"
 #include "platform/scroll/ScrollTypes.h"
 #include "wtf/HashSet.h"
 
 namespace blink {
 
 class Color;
@@ skipping 133 matching lines @@
     bool shouldThrottleRendering() const;
 
     // Returns the frame scheduler, creating one if needed.
     WebFrameScheduler* frameScheduler();
     void scheduleVisualUpdateUnlessThrottled();
 
     void updateSecurityOrigin(SecurityOrigin*);
 
     bool isNavigationAllowed() const { return m_navigationDisableCount == 0; }
 
+    void purgeMemory(DeviceKind);
+
 private:
     friend class FrameNavigationDisabler;
 
     LocalFrame(FrameLoaderClient*, FrameHost*, FrameOwner*);
 
     // Internal Frame helper overrides:
     WindowProxyManager* windowProxyManager() const override;
 
     String localLayerTreeAsText(unsigned flags) const;
 
@@ skipping 119 matching lines @@
     explicit FrameNavigationDisabler(LocalFrame&);
     ~FrameNavigationDisabler();
 
 private:
     RawPtrWillBeMember<LocalFrame> m_frame;
 };
 
 } // namespace blink
 
 #endif // LocalFrame_h