Move content shell context menu to ShellWebContentsViewDelegate in Views

content/shell/browser/shell.h

Index: content/shell/browser/shell.h
diff --git a/content/shell/browser/shell.h b/content/shell/browser/shell.h
index 59125cf25a1b07d18cfa05a3077cb655b2d392c2..78710051858e8be57676b2fe8dfa5a0c157fe326 100644
--- a/content/shell/browser/shell.h
+++ b/content/shell/browser/shell.h
@@ -76,7 +76,6 @@ class Shell : public WebContentsDelegate,
   void UpdateNavigationControls(bool to_different_document);
   void Close();
   void ShowDevTools();
-  void ShowDevToolsForElementAt(int x, int y);
   void CloseDevTools();
 #if defined(OS_MACOSX)
   // Resizes the web content view to the given dimensions.
@@ -159,7 +158,6 @@ class Shell : public WebContentsDelegate,
                            const base::string16& source_id) override;
   void RendererUnresponsive(WebContents* source) override;
   void ActivateContents(WebContents* contents) override;
-  bool HandleContextMenu(const content::ContextMenuParams& params) override;
 
   static gfx::Size GetShellDefaultSize();
 
@@ -205,8 +203,6 @@ class Shell : public WebContentsDelegate,
   void PlatformSetIsLoading(bool loading);
   // Set the title of shell window
   void PlatformSetTitle(const base::string16& title);
-  // User right-clicked on the web view
-  bool PlatformHandleContextMenu(const content::ContextMenuParams& params);
 #if defined(OS_ANDROID)
   void PlatformToggleFullscreenModeForTab(WebContents* web_contents,
                                           bool enter_fullscreen);