Add zoom extension API

chrome/browser/extensions/extension_function_dispatcher.cc

 // Copyright (c) 2011 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_function_dispatcher.h"
 
 #include <map>
 
 #include "base/process_util.h"
 #include "base/singleton.h"
@@ skipping 111 matching lines @@
 
   // Tabs
   RegisterFunction<GetTabFunction>();
   RegisterFunction<GetCurrentTabFunction>();
   RegisterFunction<GetSelectedTabFunction>();
   RegisterFunction<GetAllTabsInWindowFunction>();
   RegisterFunction<CreateTabFunction>();
   RegisterFunction<UpdateTabFunction>();
   RegisterFunction<MoveTabFunction>();
   RegisterFunction<RemoveTabFunction>();
+  RegisterFunction<SetZoomPercentTabFunction>();
+  RegisterFunction<GetZoomPercentTabFunction>();
   RegisterFunction<DetectTabLanguageFunction>();
   RegisterFunction<CaptureVisibleTabFunction>();
   RegisterFunction<TabsExecuteScriptFunction>();
   RegisterFunction<TabsInsertCSSFunction>();
 
   // Page Actions.
   RegisterFunction<EnablePageActionFunction>();
   RegisterFunction<DisablePageActionFunction>();
   RegisterFunction<PageActionShowFunction>();
   RegisterFunction<PageActionHideFunction>();
@@ skipping 359 matching lines @@
     NOTREACHED();
     UserMetrics::RecordAction(UserMetricsAction("BadMessageTerminate_EFD"));
     base::KillProcess(render_view_host_->process()->GetHandle(),
                       ResultCodes::KILLED_BAD_MESSAGE, false);
   }
 }
 
 Profile* ExtensionFunctionDispatcher::profile() {
   return profile_;
 }