Fix compact infobar height to match the height of Contextual Search.

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 80 matching lines @@
     <dimen name="infobar_control_margin_between_rows">8dp</dimen>
     <dimen name="infobar_control_margin_between_columns">32dp</dimen>
 
     <!-- Dimensions applied to InfoBars with differently sized icons. -->
     <dimen name="infobar_small_icon_size">24dp</dimen>
     <dimen name="infobar_small_icon_margin">8dp</dimen>
     <dimen name="infobar_big_icon_size">48dp</dimen>
     <dimen name="infobar_big_icon_margin">16dp</dimen>
 
     <!-- Dimensions for compact infobars are a little shorter. -->
-    <dimen name="infobar_compact_size">48dp</dimen>
+    <dimen name="infobar_compact_size">50dp</dimen>

[Theresa, 2017/05/18 23:43:20]

Contextual search maches the toolbar height; in non-Chrome Home it is 56dp
(@dimen/overlay_panel_bar_height). Should this be 56dp too?

 
     <!-- Dimensions for compact translate infobar. -->
     <dimen name="infobar_translate_fade_edge_length">18dp</dimen>
     <dimen name="infobar_translate_menu_width">260dp</dimen>
 
     <!-- Contextual search dimensions -->
     <dimen name="contextual_search_peek_promo_height">48dp</dimen>
     <dimen name="contextual_search_peek_promo_padding">12dp</dimen>
     <dimen name="contextual_search_caption_text_size">14sp</dimen>
     <dimen name="contextual_search_bar_image_size">36dp</dimen>
@@ skipping 363 matching lines @@
     <dimen name="context_menu_header_image_min_size">56dp</dimen>
     <dimen name="context_menu_header_image_max_size">56dp</dimen>
 
     <!-- Divider Dimensions -->
     <dimen name="divider_height">1dp</dimen>
 
     <!-- Search widget dimensions -->
     <dimen name="search_activity_location_bar_margin_start">16dp</dimen>
     <dimen name="search_activity_location_bar_margin_end">8dp</dimen>
 </resources>