events: Make it a separate component from ui.

ui/surface/surface.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,
   },
 
   'target_defaults': {
@@ skipping 43 matching lines @@
   },
   'targets': [
     {
       'target_name': 'surface',
       'type': '<(component)',
       'dependencies': [
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
         '<(DEPTH)/media/media.gyp:media',
         '<(DEPTH)/skia/skia.gyp:skia',
+        '<(DEPTH)/ui/events/events.gyp:events',
         '<(DEPTH)/ui/gfx/gfx.gyp:gfx',
         '<(DEPTH)/ui/gl/gl.gyp:gl',
         '<(DEPTH)/ui/ui.gyp:ui',
       ],
       'sources': [
         'accelerated_surface_mac.cc',
         'accelerated_surface_mac.h',
         'accelerated_surface_transformer_win.cc',
         'accelerated_surface_transformer_win.h',
         'accelerated_surface_transformer_win.hlsl',
@@ skipping 20 matching lines @@
       'targets': [
         {
           'target_name': 'surface_gpu_tests',
           'type': '<(gtest_target_type)',
           'dependencies': [
             '<(DEPTH)/base/base.gyp:base',
             '<(DEPTH)/base/base.gyp:run_all_unittests',
             '<(DEPTH)/media/media.gyp:media',
             '<(DEPTH)/skia/skia.gyp:skia',
             '<(DEPTH)/testing/gtest.gyp:gtest',
+            '<(DEPTH)/ui/events/events.gyp:events',
             '<(DEPTH)/ui/gfx/gfx.gyp:gfx',
             '<(DEPTH)/ui/ui.gyp:ui',
             'surface',
           ],
           'sources': [
             'accelerated_surface_transformer_win_unittest.cc',
           ],
         },
       ],
     }],
   ],
 }