Move platform/MemoryPurgeController -> core/dom/MemoryCoordinator

third_party/WebKit/Source/core/page/Page.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 15 matching lines @@
 #include "core/frame/Deprecation.h"
 #include "core/frame/HostsUsingFeatures.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/SettingsDelegate.h"
 #include "core/frame/UseCounter.h"
 #include "core/page/Page.h"
 #include "core/page/PageAnimator.h"
 #include "core/page/PageLifecycleNotifier.h"
 #include "core/page/PageLifecycleObserver.h"
 #include "core/page/PageVisibilityState.h"
-#include "platform/MemoryPurgeController.h"
 #include "platform/Supplementable.h"
 #include "platform/Timer.h"
 #include "platform/geometry/LayoutRect.h"
 #include "platform/geometry/Region.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/HashSet.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/text/WTFString.h"
 
@@ skipping 17 matching lines @@
 class Settings;
 class SpellCheckerClient;
 class UndoStack;
 class ValidationMessageClient;
 class WebLayerTreeView;
 
 typedef uint64_t LinkHash;
 
 float deviceScaleFactor(LocalFrame*);
 
-class CORE_EXPORT Page final : public GarbageCollectedFinalized<Page>, public Supplementable<Page>, public PageLifecycleNotifier, public SettingsDelegate, public MemoryPurgeClient {
+class CORE_EXPORT Page final : public GarbageCollectedFinalized<Page>, public Supplementable<Page>, public PageLifecycleNotifier, public SettingsDelegate {
     USING_GARBAGE_COLLECTED_MIXIN(Page);
     WTF_MAKE_NONCOPYABLE(Page);
     friend class Settings;
 public:
     // It is up to the platform to ensure that non-null clients are provided where required.
     struct CORE_EXPORT PageClients final {
         STACK_ALLOCATED();
         WTF_MAKE_NONCOPYABLE(PageClients);
     public:
         PageClients();
@@ skipping 20 matching lines @@
     using PageSet = PersistentHeapHashSet<WeakMember<Page>>;
 
     // Return the current set of full-fledged, ordinary pages.
     // Each created and owned by a WebView.
     //
     // This set does not include Pages created for other, internal purposes
     // (SVGImages, inspector overlays, page popups etc.)
     static PageSet& ordinaryPages();
 
     static void platformColorsChanged();
-    static void onMemoryPressure();
 
     FrameHost& frameHost() const { return *m_frameHost; }
 
     void setNeedsRecalcStyleInAllFrames();
     void updateAcceleratedCompositingSettings();
 
     ViewportDescription viewportDescription() const;
 
     static void refreshPlugins();
     PluginData* pluginData() const;
@@ skipping 69 matching lines @@
     void setIsPainting(bool painting) { m_isPainting = painting; }
     bool isPainting() const { return m_isPainting; }
 #endif
 
     void didCommitLoad(LocalFrame*);
 
     void acceptLanguagesChanged();
 
     static void networkStateChanged(bool online);
 
-    MemoryPurgeController& memoryPurgeController();
-
-    void purgeMemory(DeviceKind) override;
-
     DECLARE_TRACE();
 
     void layerTreeViewInitialized(WebLayerTreeView&);
     void willCloseLayerTreeView(WebLayerTreeView&);
 
     void willBeDestroyed();
 
 private:
     explicit Page(PageClients&);
 
@@ skipping 51 matching lines @@
     bool m_isCursorVisible;
 
 #if ENABLE(ASSERT)
     bool m_isPainting;
 #endif
 
     // A pointer to all the interfaces provided to in-process Frames for this Page.
     // FIXME: Most of the members of Page should move onto FrameHost.
     Member<FrameHost> m_frameHost;
 
-    Member<MemoryPurgeController> m_memoryPurgeController;
-
     Timer<Page> m_timerForCompressStrings;
 };
 
 extern template class CORE_EXTERN_TEMPLATE_EXPORT Supplement<Page>;
 
 } // namespace blink
 
 #endif // Page_h