Replace Ash web notification tray view with a button.

ui/resources/ui_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <grit latest_public_release="0" current_release="1">
   <outputs>
     <output filename="grit/ui_resources.h" type="rc_header" context="default_100_percent">
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="grit/ui_resources_map.cc" type="resource_map_source" context="default_100_percent" />
     <output filename="grit/ui_resources_map.h" type="resource_map_header" context="default_100_percent" />
     <!-- TODO(oshima): Remove gfx_resources.pak once DumpRenderTree.gyp
          is updated. -->
@@ skipping 138 matching lines @@
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_SMS" file="ash/status_sms.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_UPDATE" file="ash/status_update.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_UPDATE_DARK" file="ash/status_update_dark.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_VOLUME_LEVELS" file="ash/status_volume_dark.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_VOLUME_MUTE" file="ash/status_volume_mute.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_WIFI_DISABLED" file="ash/status_wifi_disabled.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_WIFI_DISABLED_HOVER" file="ash/status_wifi_disabled_h.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_WIFI_ENABLED" file="ash/status_wifi_enabled.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_WIFI_ENABLED_HOVER" file="ash/status_wifi_enabled_h.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_NOTIFY_CLOSE" file="ash/status_notify_x.png" />
+        <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_NOTIFY_BUTTON_ACTIVE_NORMAL" file="ash/notification_button_active_normal.png" />

[tfarina, 2012/08/26 22:17:17]

looks like we need to have a ash/resources/ash_resources.grd or something?

+        <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_NOTIFY_BUTTON_ACTIVE_HOVER" file="ash/notification_button_active_hover.png" />
+        <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_NOTIFY_BUTTON_ACTIVE_PRESSED" file="ash/notification_button_active_pressed.png" />
+        <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_NOTIFY_BUTTON_INACTIVE_NORMAL" file="ash/notification_button_inactive_normal.png" />
+        <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_NOTIFY_BUTTON_INACTIVE_HOVER" file="ash/notification_button_inactive_hover.png" />
+        <structure type="chrome_scaled_image" name="IDR_AURA_UBER_TRAY_NOTIFY_BUTTON_INACTIVE_PRESSED" file="ash/notification_button_inactive_pressed.png" />
         <structure type="chrome_scaled_image" name="IDR_AURA_WINDOW_BUTTON_SEPARATOR" file="aura/window_button_separator.png" />
         <!-- TODO(benrg): Get rid of all conditionals that test the output
              context. -->
         <if expr="context.startswith('default_')">
           <structure type="chrome_scaled_image" name="IDR_AURA_WINDOW_FULLSCREEN_CLOSE" file="cros/window_close_fullscreen_normal.png" />
           <structure type="chrome_scaled_image" name="IDR_AURA_WINDOW_FULLSCREEN_CLOSE_H" file="cros/window_close_fullscreen_hover.png" />
           <structure type="chrome_scaled_image" name="IDR_AURA_WINDOW_FULLSCREEN_CLOSE_P" file="cros/window_close_fullscreen_pressed.png" />
           <structure type="chrome_scaled_image" name="IDR_AURA_WINDOW_FULLSCREEN_RESTORE" file="cros/window_size_fullscreen_normal.png" />
           <structure type="chrome_scaled_image" name="IDR_AURA_WINDOW_FULLSCREEN_RESTORE_H" file="cros/window_size_fullscreen_hover.png" />
           <structure type="chrome_scaled_image" name="IDR_AURA_WINDOW_FULLSCREEN_RESTORE_P" file="cros/window_size_fullscreen_pressed.png" />
@@ skipping 273 matching lines @@
       <structure type="chrome_scaled_image" name="IDR_WINDOW_BOTTOM_LEFT_CORNER" file="window_bottom_left_corner.png" />
       <structure type="chrome_scaled_image" name="IDR_WINDOW_BOTTOM_RIGHT_CORNER" file="window_bottom_right_corner.png" />
       <structure type="chrome_scaled_image" name="IDR_WINDOW_LEFT_SIDE" file="window_left_side.png" />
       <structure type="chrome_scaled_image" name="IDR_WINDOW_RIGHT_SIDE" file="window_right_side.png" />
       <structure type="chrome_scaled_image" name="IDR_WINDOW_TOP_CENTER" file="window_top_center.png" />
       <structure type="chrome_scaled_image" name="IDR_WINDOW_TOP_LEFT_CORNER" file="window_top_left_corner.png" />
       <structure type="chrome_scaled_image" name="IDR_WINDOW_TOP_RIGHT_CORNER" file="window_top_right_corner.png" />
     </structures>
   </release>
 </grit>