aura: Add an EasyResizeWindowTargeter.

ui/wm/wm.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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
       'target_name': 'wm_public',
       'type': 'static_library',
+      'dependencies': [
+        '../../skia/skia.gyp:skia',
+        '../aura/aura.gyp:aura',
+        '../gfx/gfx.gyp:gfx_geometry',
+      ],
       'sources': [
+        'core/easy_resize_window_targeter.cc',
+        'public/easy_resize_window_targeter.h',
         'public/window_types.h',
       ],
     },
     {
       'target_name': 'wm_test_support',
       'type': 'static_library',
       'dependencies': [
         '../../skia/skia.gyp:skia',
         '../aura/aura.gyp:aura',
-        '../views/views.gyp:views',
       ],
       'sources': [
         'test/wm_test_helper.cc',
         'test/wm_test_helper.h',
       ],
     },
   ],
 }