Move more platform-specific stuff from WebContents to the view....

chrome/browser/render_view_host_delegate.h

Index: chrome/browser/render_view_host_delegate.h
===================================================================
--- chrome/browser/render_view_host_delegate.h	(revision 3558)
+++ chrome/browser/render_view_host_delegate.h	(working copy)
@@ -76,6 +76,29 @@
     // The widget is identified by the route_id passed to CreateNewWidget.
     virtual void ShowCreatedWidget(int route_id,
                                    const gfx::Rect& initial_pos) = 0;
+
+    // A context menu should be shown, to be built using the context information
+    // provided in the supplied params.
+    virtual void ShowContextMenu(
+        const ViewHostMsg_ContextMenu_Params& params) = 0;
+
+    // The user started dragging content of the specified type within the
+    // RenderView. Contextual information about the dragged content is supplied
+    // by WebDropData.
+    virtual void StartDragging(const WebDropData& drop_data) = 0;
+
+    // The page wants to update the mouse cursor during a drag & drop operation.
+    // |is_drop_target| is true if the mouse is over a valid drop target.
+    virtual void UpdateDragCursor(bool is_drop_target) = 0;
+
+    // Callback to inform the browser it should take back focus. If reverse is
+    // true, it means the focus was retrieved by doing a Shift-Tab.
+    virtual void TakeFocus(bool reverse) = 0;
+
+    // Callback to inform the browser that the renderer did not process the
+    // specified events. This gives an opportunity to the browser to process the
+    // event (used for keyboard shortcuts).
+    virtual void HandleKeyboardEvent(const WebKeyboardEvent& event) = 0;
   };
 
   class FindInPage {
@@ -208,20 +231,6 @@
                                 bool errored,
                                 const SkBitmap& image) { }
 
-  // A context menu should be shown, to be built using the context information
-  // provided in the supplied params.
-  virtual void ShowContextMenu(const ViewHostMsg_ContextMenu_Params& params) {
-  }
-
-  // The user started dragging content of the specified type within the
-  // RenderView. Contextual information about the dragged content is supplied
-  // by WebDropData.
-  virtual void StartDragging(const WebDropData& drop_data) { }
-
-  // The page wants to update the mouse cursor during a drag & drop operation.
-  // |is_drop_target| is true if the mouse is over a valid drop target.
-  virtual void UpdateDragCursor(bool is_drop_target) { }
-
   // The page wants to open a URL with the specified disposition.
   virtual void RequestOpenURL(const GURL& url,
                               WindowOpenDisposition disposition) { }
@@ -274,10 +283,6 @@
   // Password forms have been detected in the page.
   virtual void PasswordFormsSeen(const std::vector<PasswordForm>& forms) { }
 
-  // Callback to inform the browser it should take back focus. If reverse is
-  // true, it means the focus was retrieved by doing a Shift-Tab.
-  virtual void TakeFocus(bool reverse) { }
-
   // Notification that the page has an OpenSearch description document.
   virtual void PageHasOSDD(RenderViewHost* render_view_host,
                            int32 page_id, const GURL& doc_url,
@@ -299,11 +304,6 @@
     NOTREACHED();
   }
 
-  // Callback to inform the browser that the renderer did not process the
-  // specified events. This gives an opportunity to the browser to process the
-  // event (used for keyboard shortcuts).
-  virtual void HandleKeyboardEvent(const WebKeyboardEvent& event) { }
-
   // |url| is assigned to a server that can provide alternate error pages.  If
   // unchanged, just use the error pages built into our webkit.
   virtual GURL GetAlternateErrorPageURL() const {