Devtools: Margin resizer in overlay experiment

Source/web/InspectorOverlayImpl.h

 /*
  * Copyright (C) 2011 Google 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
@@ skipping 37 matching lines @@
 
 class Color;
 class EmptyChromeClient;
 class LocalFrame;
 class GraphicsContext;
 class JSONValue;
 class Node;
 class Page;
 class WebViewImpl;
 
-class InspectorOverlayImpl final : public NoBaseWillBeGarbageCollectedFinalized<InspectorOverlayImpl>, public InspectorOverlay, public WebPageOverlay, public InspectorOverlayHost::Listener {
+class InspectorOverlayImpl final : public NoBaseWillBeGarbageCollectedFinalized<InspectorOverlayImpl>, public InspectorOverlay, public WebPageOverlay, public InspectorOverlayHost::Listener, public InspectorOverlayHost::CSSListener{
     WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(InspectorOverlayImpl);
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(InspectorOverlayImpl);
 public:
     // FIXME: remove this once overlay works for non-main frame.
     static PassOwnPtrWillBeRawPtr<InspectorOverlay> createEmpty();
 
     static PassOwnPtrWillBeRawPtr<InspectorOverlayImpl> create(WebViewImpl* webViewImpl)
     {
         return adoptPtrWillBeNoop(new InspectorOverlayImpl(webViewImpl));
     }
 
     ~InspectorOverlayImpl() override;
     DECLARE_TRACE();
 
     // InspectorOverlay implementation.
     void update() override;
     void setPausedInDebuggerMessage(const String*) override;
     void setInspectModeEnabled(bool) override;
     void hideHighlight() override;
     void highlightNode(Node*, Node* eventTarget, const InspectorHighlightConfig&, bool omitTooltip) override;
     void highlightQuad(PassOwnPtr<FloatQuad>, const InspectorHighlightConfig&) override;
     void showAndHideViewSize(bool showGrid) override;
     void setListener(InspectorOverlay::Listener* listener) override { m_listener = listener; }
+    void setCSSListener(InspectorOverlay::CSSListener* listener) override { m_cssListener = listener; }
+
     void suspendUpdates() override;
     void resumeUpdates() override;
     void clear() override;
 
     bool handleInputEvent(const WebInputEvent&);
     void invalidate();
 private:
     explicit InspectorOverlayImpl(WebViewImpl*);
 
     // InspectorOverlayHost::Listener implementation.
     void overlayResumed() override;
     void overlaySteppedOver() override;
 
+    void updateCSSProperty(long newValue) override;
+
     // WebPageOverlay implementation.
     void paintPageOverlay(WebGraphicsContext*, const WebSize& webViewSize) override;
 
     bool isEmpty();
     void drawNodeHighlight();
     void drawQuadHighlight();
     void drawPausedInDebuggerMessage();
     void drawViewSize();
 
     Page* overlayPage();
@@ skipping 14 matching lines @@
     OwnPtr<EmptyChromeClient> m_overlayChromeClient;
     RefPtrWillBeMember<InspectorOverlayHost> m_overlayHost;
     InspectorHighlightConfig m_quadHighlightConfig;
     bool m_drawViewSize;
     bool m_drawViewSizeWithGrid;
     bool m_omitTooltip;
     Timer<InspectorOverlayImpl> m_timer;
     int m_suspendCount;
     bool m_updating;
     RawPtrWillBeMember<InspectorOverlay::Listener> m_listener;
+    RawPtrWillBeMember<InspectorOverlay::CSSListener> m_cssListener;
+    int m_initValue;
 };
 
 } // namespace blink
 
 
 #endif // InspectorOverlayImpl_h