Transition to base/mac/bundle_locations.h step 3

chrome/browser/ui/cocoa/dock_icon.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/dock_icon.h"
 
+#include "base/mac/bundle_locations.h"
 #include "base/memory/scoped_nsobject.h"
 #include "ui/gfx/scoped_ns_graphics_context_save_gstate_mac.h"
 
 // The fraction of the size of the dock icon that the badge is.
 static const float kBadgeFraction = 0.4f;
 
 // The indentation of the badge.
 static const float kBadgeIndent = 5.0f;
 
 // A view that draws our dock tile.
@@ skipping 18 matching lines @@
 
 @implementation DockTileView
 
 @synthesize downloads = downloads_;
 @synthesize indeterminate = indeterminate_;
 @synthesize progress = progress_;
 
 - (void)drawRect:(NSRect)dirtyRect {
   // Not -[NSApplication applicationIconImage]; that fails to return a pasted
   // custom icon.
-  NSString* appPath = [[NSBundle mainBundle] bundlePath];
+  NSString* appPath = [base::mac::MainBundle() bundlePath];
   NSImage* appIcon = [[NSWorkspace sharedWorkspace] iconForFile:appPath];
   [appIcon drawInRect:[self bounds]
              fromRect:NSZeroRect
             operation:NSCompositeSourceOver
              fraction:1.0];
 
   if (downloads_ == 0)
     return;
 
   NSRect badgeRect = [self bounds];
@@ skipping 170 matching lines @@
 }
 
 - (void)setProgress:(float)progress {
   NSDockTile* dockTile = [[NSApplication sharedApplication] dockTile];
   DockTileView* dockTileView = (DockTileView*)([dockTile contentView]);
 
   [dockTileView setProgress:progress];
 }
 
 @end