Refactor browser window zoom handling and enable zoom icon on all platforms.

chrome/browser/ui/browser.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/ui/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // OS_WIN
@@ skipping 125 matching lines @@
 #include "chrome/browser/ui/tab_contents/core_tab_helper.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/tabs/dock_info.h"
 #include "chrome/browser/ui/tabs/tab_menu_model.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/unload_controller.h"
 #include "chrome/browser/ui/web_applications/web_app_ui.h"
 #include "chrome/browser/ui/webui/signin/login_ui_service.h"
 #include "chrome/browser/ui/webui/signin/login_ui_service_factory.h"
 #include "chrome/browser/ui/window_sizer/window_sizer.h"
+#include "chrome/browser/ui/zoom/zoom_controller.h"
 #include "chrome/browser/upgrade_detector.h"
 #include "chrome/browser/web_applications/web_app.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/custom_handlers/protocol_handler.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/profiling.h"
@@ skipping 1602 matching lines @@
 // Browser, BookmarkTabHelperDelegate implementation:
 
 void Browser::URLStarredChanged(TabContents* source, bool starred) {
   if (source == chrome::GetActiveTabContents(this))
     window_->SetStarredState(starred);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // Browser, ZoomObserver implementation:
 
-void Browser::OnZoomIconChanged(TabContents* source,
-                                ZoomController::ZoomIconState state) {
-  if (source == chrome::GetActiveTabContents(this))
-    window_->SetZoomIconState(state);
-}
-
-void Browser::OnZoomChanged(TabContents* source,
-                            int zoom_percent,
-                            bool can_show_bubble) {
+void Browser::OnZoomChanged(TabContents* source, bool can_show_bubble) {
   if (source == chrome::GetActiveTabContents(this)) {
-    window_->SetZoomIconTooltipPercent(zoom_percent);
-
     // Only show the zoom bubble for zoom changes in the active window.
-    if (can_show_bubble && window_->IsActive())
-      window_->ShowZoomBubble(zoom_percent);
+    window_->ZoomChangedForActiveTab(can_show_bubble && window_->IsActive());
   }
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // Browser, ui::SelectFileDialog::Listener implementation:
 
 void Browser::FileSelected(const FilePath& path, int index, void* params) {
   FileSelectedWithExtraInfo(ui::SelectedFileInfo(path, path), index, params);
 }
 
@@ skipping 525 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         content::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }