ash:Shelf - Added UMA stats for ShelfAlignment

ash/ash.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,
     'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/chrome',
   },
   'includes': [
@@ skipping 157 matching lines @@
         'launcher/launcher_model_observer.h',
         'launcher/launcher_types.cc',
         'launcher/launcher_types.h',
         'magnifier/magnification_controller.cc',
         'magnifier/magnification_controller.h',
         'magnifier/magnifier_constants.h',
         'magnifier/partial_magnification_controller.cc',
         'magnifier/partial_magnification_controller.h',
         'multi_profile_uma.cc',
         'multi_profile_uma.h',
+        'periodic_metrics_recorder.cc',
+        'periodic_metrics_recorder.h',
         'popup_message.cc',
         'popup_message.h',
         'root_window_controller.cc',
         'root_window_controller.h',
         'root_window_settings.cc',
         'root_window_settings.h',
         'rotator/screen_rotation.cc',
         'rotator/screen_rotation.h',
         'scoped_target_root_window.cc',
         'scoped_target_root_window.h',
@@ skipping 769 matching lines @@
             },
           },
           'dependencies': [
             '../sandbox/sandbox.gyp:sandbox',
           ],
         }],
       ],
     },
   ],
 }