[Mac] Replace SetOverlayView with AllowOtherViews.

content/browser/web_contents/web_contents_view_mac.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_MAC_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_MAC_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include <string>
@@ skipping 61 matching lines @@
   virtual void GetContainerBounds(gfx::Rect* out) const OVERRIDE;
   virtual void SizeContents(const gfx::Size& size) OVERRIDE;
   virtual void Focus() OVERRIDE;
   virtual void SetInitialFocus() OVERRIDE;
   virtual void StoreFocus() OVERRIDE;
   virtual void RestoreFocus() OVERRIDE;
   virtual DropData* GetDropData() const OVERRIDE;
   virtual gfx::Rect GetViewBounds() const OVERRIDE;
   virtual void SetAllowOverlappingViews(bool overlapping) OVERRIDE;
   virtual bool GetAllowOverlappingViews() const OVERRIDE;
-  virtual void SetOverlayView(WebContentsView* overlay,
-                              const gfx::Point& offset) OVERRIDE;
-  virtual void RemoveOverlayView() OVERRIDE;
+  virtual void SetAllowOtherViews(bool allow) OVERRIDE;
+  virtual bool GetAllowOtherViews() const OVERRIDE;
   virtual void CreateView(
       const gfx::Size& initial_size, gfx::NativeView context) OVERRIDE;
   virtual RenderWidgetHostViewBase* CreateViewForWidget(
       RenderWidgetHost* render_widget_host) OVERRIDE;
   virtual RenderWidgetHostViewBase* CreateViewForPopupWidget(
       RenderWidgetHost* render_widget_host) OVERRIDE;
   virtual void SetPageTitle(const base::string16& title) OVERRIDE;
   virtual void RenderViewCreated(RenderViewHost* host) OVERRIDE;
   virtual void RenderViewSwappedIn(RenderViewHost* host) OVERRIDE;
   virtual void SetOverscrollControllerEnabled(bool enabled) OVERRIDE;
@@ skipping 21 matching lines @@
   virtual void TakeFocus(bool reverse) OVERRIDE;
 
   // A helper method for closing the tab in the
   // CloseTabAfterEventTracking() implementation.
   void CloseTab();
 
   WebContentsImpl* web_contents() { return web_contents_; }
   WebContentsViewDelegate* delegate() { return delegate_.get(); }
 
  private:
-  // Updates overlay view on current RenderWidgetHostView.
-  void UpdateRenderWidgetHostViewOverlay();
-
   // The WebContentsImpl whose contents we display.
   WebContentsImpl* web_contents_;
 
   // The Cocoa NSView that lives in the view hierarchy.
   base::scoped_nsobject<WebContentsViewCocoa> cocoa_view_;
 
   // Keeps track of which NSView has focus so we can restore the focus when
   // focus returns.
   base::scoped_nsobject<FocusTracker> focus_tracker_;
 
   // Our optional delegate.
   scoped_ptr<WebContentsViewDelegate> delegate_;
 
   // Whether to allow overlapping views.
   bool allow_overlapping_views_;
 
-  // The overlay view which is rendered above this one.
-  // Overlay view has |underlay_view_| set to this view.
-  WebContentsViewMac* overlay_view_;
-
-  // The offset of overlay view relative to this view.
-  gfx::Point overlay_view_offset_;
-
-  // The underlay view which this view is rendered above.
-  // Underlay view has |overlay_view_| set to this view.
-  WebContentsViewMac* underlay_view_;
+  // Whether to allow other views.
+  bool allow_other_views_;
 
   scoped_ptr<PopupMenuHelper> popup_menu_helper_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsViewMac);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_MAC_H_