Remove WebCore::IntRect usage from compositor, except within Region.

cc/cc.gyp

 # 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.
 
 {
   'variables': {
     'cc_source_files': [
       'active_animation.cc',
       'active_animation.h',
       'animation_curve.cc',
@@ skipping 241 matching lines @@
       ],
       'include_dirs': [
         '<(webkit_src_dir)/Source/Platform/chromium',
         '<@(cc_stubs_dirs)',
       ],
       'sources': [
         '<@(cc_source_files)',
         'stubs/FloatPoint.h',
         'stubs/FloatSize.h',
         'stubs/IntPoint.h',
-        'stubs/IntRect.h',
         'stubs/IntSize.h',
         'stubs/Region.h',
         'stubs/SkiaUtils.h',
         'stubs/UnitBezier.h',
 
         'stubs/config.h',
         'stubs/float_point.h',
         'stubs/float_size.h',
         'stubs/int_point.h',
-        'stubs/int_rect.h',
         'stubs/int_size.h',
         'stubs/skia_utils.h',
         'stubs/unit_bezier.h',
       ],
     },
   ],
 }