Make executeScript and insertCSS inject code into all frames....

chrome/browser/extensions/execute_code_in_tab_function.h

Index: chrome/browser/extensions/execute_code_in_tab_function.h
===================================================================
--- chrome/browser/extensions/execute_code_in_tab_function.h	(revision 32611)
+++ chrome/browser/extensions/execute_code_in_tab_function.h	(working copy)
@@ -20,7 +20,8 @@
 class ExecuteCodeInTabFunction : public AsyncExtensionFunction,
                                  public NotificationObserver {
  public:
-  ExecuteCodeInTabFunction() : execute_tab_id_(-1) {}
+  ExecuteCodeInTabFunction() : execute_tab_id_(-1),
+                               all_frames_(false) {}
 
  private:
   virtual bool RunImpl();
@@ -44,6 +45,10 @@
   // Contains extension resource built from path of file which is
   // specified in JSON arguments.
   ExtensionResource resource_;
+
+  // If all_frames_ is true, script or CSS text would be injected
+  // to all frames; Otherwise only injected to top main frame.
+  bool all_frames_;
 };
 
 class TabsExecuteScriptFunction : public ExecuteCodeInTabFunction {