ABANDONED: mash: Move shell delegate interfaces to ash/common

ash/ash.gyp

Index: ash/ash.gyp
diff --git a/ash/ash.gyp b/ash/ash.gyp
index 60f651db80b932a992289bd5614a6ced2c4a184b..9b120823462760e8c8d62023ed01adc00fc1003b 100644
--- a/ash/ash.gyp
+++ b/ash/ash.gyp
@@ -27,7 +27,6 @@
       'accelerators/magnifier_key_scroller.h',
       'accelerators/spoken_feedback_toggler.cc',
       'accelerators/spoken_feedback_toggler.h',
-      'accessibility_delegate.h',
       'app_list/app_list_presenter_delegate.cc',
       'app_list/app_list_presenter_delegate.h',
       'app_list/app_list_presenter_delegate_factory.cc',
@@ -61,8 +60,17 @@
       'cancel_mode.h',
       'cast_config_delegate.cc',
       'cast_config_delegate.h',
+      'common/accessibility_delegate.h',
+      'common/default_accessibility_delegate.cc',
+      'common/default_accessibility_delegate.h',
+      'common/gpu_support.h',
+      'common/gpu_support_stub.cc',
+      'common/gpu_support_stub.h',
+      'common/pointer_watcher_delegate.h',
       'common/root_window_controller_common.cc',
       'common/root_window_controller_common.h',
+      'common/session/session_state_delegate.cc',
+      'common/session/session_state_delegate.h',
       'common/shelf/shelf_constants.cc',
       'common/shelf/shelf_constants.h',
       'common/shelf/shelf_item_delegate.h',
@@ -80,6 +88,7 @@
       'common/shelf/wm_shelf_util.h',
       'common/shell_window_ids.cc',
       'common/shell_window_ids.h',
+      'common/volume_control_delegate.h',
       'common/wm/always_on_top_controller.cc',
       'common/wm/always_on_top_controller.h',
       'common/wm/background_animator.cc',
@@ -170,8 +179,6 @@
       'container_delegate_aura.h',
       'debug.cc',
       'debug.h',
-      'default_accessibility_delegate.cc',
-      'default_accessibility_delegate.h',
       'default_user_wallpaper_delegate.cc',
       'default_user_wallpaper_delegate.h',
       'desktop_background/desktop_background_controller.cc',
@@ -266,9 +273,6 @@
       'frame/header_painter.h',
       'frame/header_painter_util.cc',
       'frame/header_painter_util.h',
-      'gpu_support.h',
-      'gpu_support_stub.cc',
-      'gpu_support_stub.h',
       'high_contrast/high_contrast_controller.cc',
       'high_contrast/high_contrast_controller.h',
       'host/ash_window_tree_host.cc',
@@ -315,7 +319,6 @@
       'multi_profile_uma.h',
       'networking_config_delegate.cc',
       'networking_config_delegate.h',
-      'pointer_watcher_delegate.h',
       'pointer_watcher_delegate_aura.cc',
       'pointer_watcher_delegate_aura.h',
       'popup_message.cc',
@@ -335,8 +338,6 @@
       'screen_util.cc',
       'screen_util.h',
       'screenshot_delegate.h',
-      'session/session_state_delegate.cc',
-      'session/session_state_delegate.h',
       'session/session_state_observer.cc',
       'session/session_state_observer.h',
       'shelf/app_list_button.cc',
@@ -629,7 +630,6 @@
       'utility/screenshot_controller.h',
       'virtual_keyboard_controller.cc',
       'virtual_keyboard_controller.h',
-      'volume_control_delegate.h',
       'wm/ash_focus_rules.cc',
       'wm/ash_focus_rules.h',
       'wm/ash_native_cursor_manager.cc',