Add a function to send scripts from a browsertest to an extension's background page.

chrome/browser/extensions/extension_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/extension_browsertest.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/path_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chrome_notification_types.h"
+#include "chrome/browser/extensions/browsertest_util.h"
 #include "chrome/browser/extensions/component_loader.h"
 #include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/extension_creator.h"
 #include "chrome/browser/extensions/extension_error_reporter.h"
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/unpacked_installer.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 641 matching lines @@
     if ((*iter)->GetURL().path() == path) {
       EXPECT_FALSE(host);
       host = *iter;
     }
     num_hosts++;
   }
   EXPECT_EQ(expected_hosts, num_hosts);
   return host;
 }
 
+std::string ExtensionBrowserTest::ExecuteScriptInBackgroundPage(
+    const std::string& extension_id,
+    const std::string& script) {
+  return extensions::browsertest_util::ExecuteScriptInBackgroundPage(
+      profile(), extension_id, script);
+}
+
 void ExtensionBrowserTest::Observe(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   switch (type) {
     case chrome::NOTIFICATION_EXTENSION_LOADED:
       last_loaded_extension_id_ =
           content::Details<const Extension>(details).ptr()->id();
       VLOG(1) << "Got EXTENSION_LOADED notification.";
       base::MessageLoopForUI::current()->Quit();
@@ skipping 66 matching lines @@
     case content::NOTIFICATION_WEB_CONTENTS_DESTROYED:
       VLOG(1) << "Got LOAD_STOP or WEB_CONTENTS_DESTROYED notification.";
       base::MessageLoopForUI::current()->Quit();
       break;
 
     default:
       NOTREACHED();
       break;
   }
 }