Test FindBar audible alerts.

chrome/browser/ui/cocoa/find_bar/find_bar_bridge.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_COCOA_FIND_BAR_FIND_BAR_BRIDGE_H_
 #define CHROME_BROWSER_UI_COCOA_FIND_BAR_FIND_BAR_BRIDGE_H_
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/macros.h"
@@ skipping 58 matching lines @@
   void RestoreSavedFocus() override;
   bool HasGlobalFindPasteboard() override;
   void UpdateFindBarForChangedWebContents() override;
   void MoveWindowIfNecessary(const gfx::Rect& selection_rect) override;
 
   // Methods from FindBarTesting.
   bool GetFindBarWindowInfo(gfx::Point* position, bool* fully_visible) override;
   base::string16 GetFindSelectedText() override;
   base::string16 GetMatchCountText() override;
   int GetWidth() override;
+  size_t GetAudibleAlertCount() override;
 
   // Used to disable find bar animations when testing.
   static bool disable_animations_during_testing_;
 
  private:
   // Pointer to the cocoa controller which manages the cocoa view.  Is
   // never nil.
   FindBarCocoaController* cocoa_controller_;
 
   // Pointer back to the owning controller.
   FindBarController* find_bar_controller_;  // weak, owns us
 
+  // Number of audible alerts generated, for testing.
+  size_t audible_alerts_;
+
   DISALLOW_COPY_AND_ASSIGN(FindBarBridge);
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_FIND_BAR_FIND_BAR_BRIDGE_H_