Modifying extension automation so that it is done through a particular...

chrome/browser/automation/automation_provider_win.cc

 // Copyright (c) 2009 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/automation/automation_provider.h"
 
 #include "base/keyboard_codes.h"
 #include "chrome/browser/automation/ui_controls.h"
 #include "chrome/browser/browser_window.h"
 #include "chrome/browser/external_tab_container.h"
@@ skipping 472 matching lines @@
 
 void AutomationProvider::TerminateSession(int handle, bool* success) {
   *success = false;
 
   if (browser_tracker_->ContainsHandle(handle)) {
     Browser* browser = browser_tracker_->GetResource(handle);
     HWND window = browser->window()->GetNativeHandle();
     *success = (::PostMessageW(window, WM_ENDSESSION, 0, 0) == TRUE);
   }
 }
+
+void AutomationProvider::SetEnableExtensionAutomation(
+    int tab_handle,
+    const std::vector<std::string>& functions_enabled) {
+  ExternalTabContainer* external_tab = GetExternalTabForHandle(tab_handle);
+  if (external_tab) {
+    external_tab->SetEnableExtensionAutomation(functions_enabled);
+  } else {
+    // Tab must exist, and must be an external tab so that its
+    // delegate has an on-empty
+    // implementation of ForwardMessageToExternalHost.
+    DLOG(WARNING) <<
+      "SetEnableExtensionAutomation called with invalid tab handle.";
+  }
+}