Adapt the linux about_memory page to better render on Android.

chrome/app/chromium_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This file contains definitions of strings that are distribution specific.
 These strings will not be translated and only english versions will
 be available for now. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/chromium_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
@@ skipping 623 matching lines @@
         <message name="IDS_FLAGS_RELAUNCH_NOTICE" desc="Notifies the user that he needs to restart Chromium OS. Shown next to a button that says 'Restart Now'.">
           Your changes will take effect the next time you restart your device.
         </message>
       </if>
 
       <!-- Obsolete System info bar -->
       <message name="IDS_SYSTEM_OBSOLETE_MESSAGE" desc="Message shown when your OS is no longer supported. This messages is followed by a 'Learn more' link.">
          Chromium is no longer updating because your operating system is obsolete.
       </message>
 
+      <!-- about:memory -->
+      <if expr="not pp_ifdef('android')">
+        <message name="IDS_MEMORY_USAGE_SUMMARY_DESC" desc="Describes the browser summary table in the about memory page, which shows memory usage for Chromium and any other active browsers." translateable="false">
+Summary of memory used by currently active browsers. For browsers which use multiple processes, memory reflects aggregate memory used across all browser processes.
+
+For Chromium, processes used to display diagnostics information (such as this "about:memory") are excluded.
+        </message>
+      </if>
+      <if expr="pp_ifdef('android')">
+        <message name="IDS_MEMORY_USAGE_SUMMARY_DESC" desc="Describes the browser summary table in the about memory page, which shows memory usage for Chromium." translateable="false">
+Summary of memory used by Chromium. Since Chromium uses multiple processes, memory reflects aggregate memory used across all browser processes.
+
+For Chromium, processes used to display diagnostics information (such as this "about:memory") are excluded.
+        </message>
+      </if>
+
       <!-- About Chrome page -->
       <if expr="not pp_ifdef('chromeos')">
         <message name="IDS_UPGRADE_SUCCESSFUL" desc="Status label: Successfully upgraded Chromium">
           Chromium has been updated to <ph name="VERSION">$1<ex>0.1.131</ex></ph>
         </message>
       </if>
       <if expr="pp_ifdef('chromeos')">
         <message name="IDS_UPGRADE_SUCCESSFUL" desc="Status label: Successfully upgraded Chromium OS">
           Your device has been updated to <ph name="VERSION">$1<ex>0.1.131</ex></ph>
         </message>
@@ skipping 148 matching lines @@
         Chromium Autofill settings
       </message>
 
       <!-- Web Intents -->
       <message name="IDS_INTENT_PICKER_INSTALL_EXTENSION" desc="Text on the button in the web intent picker that installs an extension then uses the extension as an intent service.">
         Add to Chromium
       </message>
     </messages>
   </release>
 </grit>