<webview>: Support zoom in WebUI

content/browser/renderer_host/render_view_host_impl.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 "content/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 2019 matching lines @@
     const GetAudioOutputControllersCallback& callback) const {
   AudioRendererHost* audio_host =
       static_cast<RenderProcessHostImpl*>(GetProcess())->audio_renderer_host();
   audio_host->GetOutputControllers(GetRoutingID(), callback);
 }
 
 void RenderViewHostImpl::ClearFocusedNode() {
   Send(new ViewMsg_ClearFocusedNode(GetRoutingID()));
 }
 
-void RenderViewHostImpl::SetZoomLevel(double level) {
-  Send(new ViewMsg_SetZoomLevel(GetRoutingID(), level));
-}
-
 void RenderViewHostImpl::Zoom(PageZoom zoom) {
   Send(new ViewMsg_Zoom(GetRoutingID(), zoom));
 }
 
 void RenderViewHostImpl::ReloadFrame() {
   Send(new ViewMsg_ReloadFrame(GetRoutingID()));
 }
 
 void RenderViewHostImpl::Find(int request_id,
                               const base::string16& search_text,
@@ skipping 228 matching lines @@
 void RenderViewHostImpl::AttachToFrameTree() {
   FrameTree* frame_tree = delegate_->GetFrameTree();
 
   frame_tree->ResetForMainFrameSwap();
   if (main_frame_id() != FrameTreeNode::kInvalidFrameId) {
     frame_tree->OnFirstNavigationAfterSwap(main_frame_id());
   }
 }
 
 }  // namespace content