Remove unused resources chrome/android.

chrome/android/java/res/values/dimens.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>
     <!-- Connection info popup dimensions -->
     <dimen name="connection_info_padding_wide">24dp</dimen>
     <dimen name="connection_info_padding_thin">16dp</dimen>
 
@@ skipping 213 matching lines @@
     <dimen name="location_bar_vertical_margin">8dp</dimen>
     <dimen name="location_bar_url_text_size">16sp</dimen>
     <dimen name="location_bar_incognito_badge_padding">7dp</dimen>
     <dimen name="location_bar_icon_width">32dp</dimen>
     <dimen name="location_bar_corner_radius">1dp</dimen>
 
     <dimen name="tablet_toolbar_start_padding">4dp</dimen>
     <dimen name="tablet_toolbar_start_padding_no_buttons">6dp</dimen>
     <dimen name="tablet_toolbar_end_padding">6dp</dimen>
     <dimen name="location_bar_status_separator_width">1dp</dimen>
-    <!-- Offset applied to the toolbar menu button in document mode to align with the menu
-         positioned inside the omnibox. -->
-    <dimen name="document_toolbar_menu_offset">5dp</dimen>
 
     <!-- Omnibox suggestions -->
     <dimen name="omnibox_suggestion_height">60dp</dimen>
     <dimen name="omnibox_suggestion_answer_height">72dp</dimen>
     <dimen name="omnibox_suggestion_list_padding_top">0dp</dimen>
     <dimen name="omnibox_suggestion_list_padding_bottom">0dp</dimen>
     <dimen name="omnibox_suggestion_first_line_text_size">16sp</dimen>
     <dimen name="omnibox_suggestion_second_line_text_size">14sp</dimen>
     <dimen name="omnibox_suggestion_answer_line2_vertical_spacing">3dp</dimen>
     <!-- omnibox_suggestion_answer_line2_vertical_spacing + 2dp -->
@@ skipping 115 matching lines @@
          padding set.
     -->
     <dimen name="pref_autofill_content_spacing">12dp</dimen>
     <dimen name="pref_autofill_field_horizontal_padding">4dp</dimen>
     <dimen name="pref_autofill_field_top_margin">8dp</dimen>
 
     <!-- Dialog dimensions.
          https://www.google.com/design/spec/components/dialogs.html#dialogs-simple-dialogs -->
     <dimen name="dialog_width_unit">56dp</dimen>  <!-- MD dialog widths are multiples of this. -->
 </resources>