Implement script API:executeScript

chrome/renderer/user_script_slave.h

Index: chrome/renderer/user_script_slave.h
===================================================================
--- chrome/renderer/user_script_slave.h	(revision 26435)
+++ chrome/renderer/user_script_slave.h	(working copy)
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_EXTENSIONS_USER_SCRIPT_SLAVE_H_
 
 #include <map>
+#include <string>
 #include <vector>
 
 #include "base/scoped_ptr.h"
@@ -13,11 +14,14 @@
 #include "base/stl_util-inl.h"
 #include "base/string_piece.h"
 #include "chrome/common/extensions/user_script.h"
+#include "webkit/api/public/WebScriptSource.h"
 
 namespace WebKit {
 class WebFrame;
 }
 
+using WebKit::WebScriptSource;
+
 // Manages installed UserScripts for a render process.
 class UserScriptSlave {
  public:
@@ -31,6 +35,8 @@
   // testability.
   bool InjectScripts(WebKit::WebFrame* frame, UserScript::RunLocation location);
 
+  static void InsertInitExtensionCode(std::vector<WebScriptSource>* sources,
+                                      const std::string& extension_id);
  private:
   // Shared memory containing raw script data.
   scoped_ptr<base::SharedMemory> shared_memory_;