[OSX] Use view coordinate system for tracking rect

ui/base/cocoa/base_view.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.
 
 #include "ui/base/cocoa/base_view.h"
 
 NSString* kViewDidBecomeFirstResponder =
     @"Chromium.kViewDidBecomeFirstResponder";
 NSString* kSelectionDirection = @"Chromium.kSelectionDirection";
 
@@ skipping 122 matching lines @@
 }
 
 - (void)updateTrackingAreas {
   [super updateTrackingAreas];
 
   // NSTrackingInVisibleRect doesn't work correctly with Lion's window resizing,
   // http://crbug.com/176725 / http://openradar.appspot.com/radar?id=2773401 .
   // Tear down old tracking area and create a new one as workaround.
   if (trackingArea_.get())
     [self removeTrackingArea:trackingArea_.get()];
-  trackingArea_.reset([[CrTrackingArea alloc] initWithRect:[self frame]
+  trackingArea_.reset([[CrTrackingArea alloc] initWithRect:[self bounds]
                                                    options:kTrackingOptions
                                                      owner:self
                                                   userInfo:nil]);
   [self addTrackingArea:trackingArea_.get()];
 }
 
 @end