Enable devtools via context menu in platform apps and popup extensions.

chrome/browser/tab_contents/render_view_context_menu.h

Index: chrome/browser/tab_contents/render_view_context_menu.h
diff --git a/chrome/browser/tab_contents/render_view_context_menu.h b/chrome/browser/tab_contents/render_view_context_menu.h
index e28bb76bb50f82069f4b5a7c1a2b174ab68a3ecb..88ac050f6137fb3e61ac68a7d353498e33f372b2 100644
--- a/chrome/browser/tab_contents/render_view_context_menu.h
+++ b/chrome/browser/tab_contents/render_view_context_menu.h
@@ -195,10 +195,9 @@ class RenderViewContextMenu : public ui::SimpleMenuModel::Delegate,
       Profile* profile,
       bool can_cross_incognito);
 
-  // Gets the platform app (if any) associated with the TabContents that we're
-  // in.
-  const Extension* GetPlatformApp() const;
-  void AppendPlatformAppItems();
+  // Gets the extension (if any) associated with the TabContents that we're in.
+  const Extension* GetExtension() const;
+  void AppendPlatformAppItems(const Extension* platform_app);
   bool AppendCustomItems();
   void AppendDeveloperItems();
   void AppendLinkItems();