[Local NTP] Implement style updates for Material Design

ui/resources/ui_resources.grd

Index: ui/resources/ui_resources.grd
diff --git a/ui/resources/ui_resources.grd b/ui/resources/ui_resources.grd
index f627817961b1ab75c4c16c0959f9757bae5a0605..55f88a40ad826a692a6c27685a0d1fda78420f4f 100644
--- a/ui/resources/ui_resources.grd
+++ b/ui/resources/ui_resources.grd
@@ -163,6 +163,7 @@
       <structure type="chrome_scaled_image" name="IDR_CLOSE_2_H" file="close_2_hover.png" />
       <structure type="chrome_scaled_image" name="IDR_CLOSE_2_MASK" file="close_2_mask.png" />
       <structure type="chrome_scaled_image" name="IDR_CLOSE_2_P" file="close_2_pressed.png" />
+      <structure type="chrome_scaled_image" name="IDR_CLOSE_3_MASK" file="close_3_mask.png" />
       <structure type="chrome_scaled_image" name="IDR_CLOSE_DIALOG" file="close_dialog.png" />
       <structure type="chrome_scaled_image" name="IDR_CLOSE_DIALOG_H" file="close_dialog_hover.png" />
       <structure type="chrome_scaled_image" name="IDR_CLOSE_DIALOG_P" file="close_dialog_pressed.png" />
@@ -350,6 +351,7 @@
         <structure type="chrome_scaled_image" name="IDR_NOTIFICATION_SETTINGS_HOVER" file="common/notification_settings_hover.png"/>
         <structure type="chrome_scaled_image" name="IDR_NOTIFICATION_SETTINGS_PRESSED" file="common/notification_settings_pressed.png"/>
       </if>
+      <structure type="chrome_scaled_image" name="IDR_NTP_DEFAULT_FAVICON" file="ntp_default_favicon.png" />

[Mathieu, 2014/08/27 14:54:53]

perhaps we can put in <if expr="not is_android and not is_ios"> to save space on
these devices.

[huangs, 2014/08/27 18:13:52]

Good idea.  Done.

       <if expr="not is_android and not is_ios">
         <structure type="chrome_scaled_image" name="IDR_OOBE_ACTION_BOX_BUTTON_HOVER" file="cros/action_box_button_hover.png" />
         <structure type="chrome_scaled_image" name="IDR_OOBE_ACTION_BOX_BUTTON_NORMAL" file="cros/action_box_button_normal.png" />