Replace animated tab audio indicator with static tab audio indicator.

chrome/browser/ui/cocoa/tabs/tab_audio_indicator_view_mac.mm

-// Copyright (c) 2013 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.
-
-#import "chrome/browser/ui/cocoa/tabs/tab_audio_indicator_view_mac.h"
-
-#include "chrome/browser/ui/tabs/tab_audio_indicator.h"
-#include "ui/gfx/canvas_skia_paint.h"
-#include "ui/gfx/image/image.h"
-#include "ui/gfx/rect.h"
-
-class TabAudioIndicatorDelegateMac : public TabAudioIndicator::Delegate {
- public:
-  explicit TabAudioIndicatorDelegateMac(TabAudioIndicatorViewMac* view)
-      : view_(view) {
-  }
-
-  virtual ~TabAudioIndicatorDelegateMac() {}
-
-  virtual void ScheduleAudioIndicatorPaint() OVERRIDE {
-    [view_ setNeedsDisplay:YES];
-  }
-
- private:
-  TabAudioIndicatorViewMac* view_;
-
-  DISALLOW_COPY_AND_ASSIGN(TabAudioIndicatorDelegateMac);
-};
-
-@interface TabAudioIndicatorViewMac ()
-@end
-
-@implementation TabAudioIndicatorViewMac
-
-- (id)initWithFrame:(NSRect)frame {
-  if ((self = [super initWithFrame:frame])) {
-    delegate_.reset(new TabAudioIndicatorDelegateMac(self));
-    tabAudioIndicator_.reset(new TabAudioIndicator(delegate_.get()));
-  }
-  return self;
-}
-
-- (void)setIsPlayingAudio:(BOOL)isPlayingAudio {
-  tabAudioIndicator_->SetIsPlayingAudio(isPlayingAudio);
-}
-
-- (void)setBackgroundImage:(NSImage*)backgroundImage {
-  gfx::Image image([backgroundImage retain]);
-  tabAudioIndicator_->set_favicon(*image.ToImageSkia());
-}
-
-- (void)setAnimationContainer:(gfx::AnimationContainer*)animationContainer {
-  tabAudioIndicator_->SetAnimationContainer(animationContainer);
-}
-
-- (BOOL)isAnimating {
-  return tabAudioIndicator_->IsAnimating();
-}
-
-- (void)drawRect:(NSRect)rect {
-  gfx::CanvasSkiaPaint canvas(rect, false);
-  canvas.set_composite_alpha(true);
-  tabAudioIndicator_->Paint(&canvas, gfx::Rect(NSRectToCGRect([self bounds])));
-}
-
-@end