Create MetroViewerProcessHost as a common base for TestMetroViewerProcessHost and ChromeMetroViewer…

ui/aura/aura.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': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 104 matching lines @@
             'libraries': [
               '-lX11',
               '-lXi',
               '-lXfixes',
               '-lXrandr',
             ],
           },
         }],
         ['OS=="win"', {
           'dependencies': [
-            '../metro_viewer/metro_viewer.gyp:metro_viewer',
-            '../../ipc/ipc.gyp:ipc',         
+            '../metro_viewer/metro_viewer.gyp:metro_viewer_messages',
+            '../../ipc/ipc.gyp:ipc',
           ],
         }],
       ],
     },
     {
       'target_name': 'aura_test_support',
       'type': 'static_library',
       'dependencies': [
         '../../skia/skia.gyp:skia',
         '../../testing/gtest.gyp:gtest',
@@ skipping 141 matching lines @@
         # osmesa GL implementation is used on linux.
         ['OS=="linux"', {
           'dependencies': [
             '<(DEPTH)/third_party/mesa/mesa.gyp:osmesa',
           ],
         }],
       ],
     },
   ],
 }