Implement a sketch of the new MD Incognito NTP on Android

chrome/android/java/res/values/colors.xml

 <?xml version="1.0" encoding="utf-8"?>
 <!-- Copyright 2014 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. -->
 
 <resources>
     <!-- Common colors -->
     <color name="default_text_color">#333</color>
     <color name="default_primary_color">#f2f2f2</color>
     <color name="light_normal_color">#5A5A5A</color>
@@ skipping 109 matching lines @@
     <color name="ntp_list_header_text">#333</color>
     <color name="ntp_list_header_subtext">#969696</color>
     <color name="ntp_list_header_subtext_active">#7cadff</color>
     <color name="snippets_thumbnail_placeholder_bg">#f2f2f2</color>
     <color name="snippets_thumbnail_placeholder_fg">#757575</color>
     <color name="snippets_publisher_name_color">#646464</color>
     <color name="snippets_text_color">#646464</color>
     <color name="snippets_list_header_text_color">#646464</color>
     <color name="snippets_headline_text_color">#333333</color>
 
+    <!-- Incognito NTP Colors. -->
+    <color name="incognito_text">#b3ffffff</color>
+    <color name="incognito_emphasis">@android:color/white</color>
+    <color name="incognito_header">#ccffffff</color>
+
     <!-- Site suggestion tile colors. -->
     <color name="tile_view_text">#6f6f6f</color>
     <color name="tile_view_offline_badge_tint">#4285f4</color>
 
     <!-- Contextual Search colors -->
     <color name="contextual_search_promo_text_color">#333333</color>
     <color name="contextual_search_promo_background_color">#EEEEEE</color>
     <color name="contextual_search_promo_border_color">#C2C2C2</color>
 
     <!-- Progress Bar colors -->
@@ skipping 71 matching lines @@
 
     <!-- Translate Infobar colors -->
     <color name="translate_overflow_menu_divider_color">#e0e0e0</color>
 
     <!-- Other colors -->
     <color name="selectable_list_item_highlight_color">#804281f4</color>
     <color name="media_viewer_bg">#000000</color>
     <color name="image_viewer_bg">#0e0e0e</color>
     <color name="cast_media_controller_text">#bebebe</color>
 </resources>