Make software compositing work on Mac.

content/content_browser.gypi

 # 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.
 
 {
   'dependencies': [
     'browser/speech/proto/speech_proto.gyp:speech_proto',
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../google_apis/google_apis.gyp:google_apis',
@@ skipping 771 matching lines @@
     'browser/renderer_host/compositing_iosurface_transformer_mac.cc',
     'browser/renderer_host/compositing_iosurface_transformer_mac.h',
     'browser/renderer_host/compositor_impl_android.cc',
     'browser/renderer_host/compositor_impl_android.h',
     'browser/renderer_host/database_message_filter.cc',
     'browser/renderer_host/database_message_filter.h',
     'browser/renderer_host/dip_util.cc',
     'browser/renderer_host/dip_util.h',
     'browser/renderer_host/file_utilities_message_filter.cc',
     'browser/renderer_host/file_utilities_message_filter.h',
-    'browser/renderer_host/frame_memory_manager.cc',
-    'browser/renderer_host/frame_memory_manager.h',
+    'browser/renderer_host/software_frame_manager.cc',
+    'browser/renderer_host/software_frame_manager.h',
     'browser/renderer_host/frame_tree.cc',
     'browser/renderer_host/frame_tree.h',
     'browser/renderer_host/frame_tree_node.cc',
     'browser/renderer_host/frame_tree_node.h',
     'browser/renderer_host/gamepad_browser_message_filter.cc',
     'browser/renderer_host/gamepad_browser_message_filter.h',
     'browser/renderer_host/gpu_message_filter.cc',
     'browser/renderer_host/gpu_message_filter.h',
     'browser/renderer_host/gtk_im_context_wrapper.cc',
     'browser/renderer_host/gtk_im_context_wrapper.h',
@@ skipping 740 matching lines @@
         ['exclude', '^browser/speech/input_tag_speech_dispatcher_host\\.(cc|h)$'],
       ],
     }, {  # input_speech==1
       'dependencies': [
         '../third_party/flac/flac.gyp:libflac',
         '../third_party/speex/speex.gyp:libspeex',
       ],
     }],
   ],
 }