Zoom Extension API (chrome)

content/browser/web_contents/web_contents_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/web_contents/web_contents_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 2152 matching lines @@
 }
 
 void WebContentsImpl::SetClosedByUserGesture(bool value) {
   closed_by_user_gesture_ = value;
 }
 
 bool WebContentsImpl::GetClosedByUserGesture() const {
   return closed_by_user_gesture_;
 }
 
-int WebContentsImpl::GetZoomPercent(bool* enable_increment,
-                                    bool* enable_decrement) const {
-  *enable_decrement = *enable_increment = false;
-  // Calculate the zoom percent from the factor. Round up to the nearest whole
-  // number.
-  int percent = static_cast<int>(
-      ZoomLevelToZoomFactor(HostZoomMap::GetZoomLevel(this)) * 100 + 0.5);
-  *enable_decrement = percent > minimum_zoom_percent_;
-  *enable_increment = percent < maximum_zoom_percent_;
-  return percent;
-}
-
 void WebContentsImpl::ViewSource() {
   if (!delegate_)
     return;
 
   NavigationEntry* entry = GetController().GetLastCommittedEntry();
   if (!entry)
     return;
 
   delegate_->ViewSourceForTab(this, entry->GetURL());
 }
@@ skipping 1873 matching lines @@
 
 void WebContentsImpl::OnPreferredSizeChanged(const gfx::Size& old_size) {
   if (!delegate_)
     return;
   const gfx::Size new_size = GetPreferredSize();
   if (new_size != old_size)
     delegate_->UpdatePreferredSize(this, new_size);
 }
 
 }  // namespace content