Mojo: Rename PlatformChannelHandle to PlatformHandle, etc.

mojo/mojo.gyp

 # Copyright 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.
 
 {
   'target_defaults': {
     'conditions': [
       ['mojo_shell_debug_url != ""', {
         'defines': [
           'MOJO_SHELL_DEBUG=1',
@@ skipping 104 matching lines @@
         'system/memory.cc',
         'system/memory.h',
         'system/message_in_transit.cc',
         'system/message_in_transit.h',
         'system/message_pipe.cc',
         'system/message_pipe.h',
         'system/message_pipe_dispatcher.cc',
         'system/message_pipe_dispatcher.h',
         'system/message_pipe_endpoint.cc',
         'system/message_pipe_endpoint.h',
-        'system/platform_channel.cc',
-        'system/platform_channel.h',
-        'system/platform_channel_handle.cc',
-        'system/platform_channel_handle.h',
         'system/platform_channel_pair.cc',
         'system/platform_channel_pair.h',
         'system/platform_channel_pair_posix.cc',
+        'system/platform_handle.cc',
+        'system/platform_handle.h',
         'system/proxy_message_pipe_endpoint.cc',
         'system/proxy_message_pipe_endpoint.h',
         'system/raw_channel.h',
         'system/raw_channel_posix.cc',
         'system/raw_channel_win.cc',
+        'system/scoped_platform_handle.h',
         'system/simple_dispatcher.cc',
         'system/simple_dispatcher.h',
         'system/waiter.cc',
         'system/waiter.h',
         'system/waiter_list.cc',
         'system/waiter_list.h',
       ],
     },
     {
       'target_name': 'mojo_system_unittests',
@@ skipping 328 matching lines @@
             'java_in_dir': '<(DEPTH)/mojo/shell/android/apk',
             'resource_dir': '<(DEPTH)/mojo/shell/android/apk/res',
             'native_lib_target': 'libmojo_shell',
           },
           'includes': [ '../build/java_apk.gypi' ],
         }
       ],
     }],
   ],
 }