Create a new Data Saver settings page that adds the site breakdown

build/android/lint/suppressions.xml

 <?xml version="1.0" encoding="utf-8"?>
 <lint>
   <!--
 STOP! It looks like you want to suppress some lint errors:
 - Have you tried identifing the offending patch?
   Ask the author for a fix and/or revert the patch.
 - It is preferred to add suppressions in the code instead of
   sweeping it under the rug here. See:
 
     http://developer.android.com/tools/debugging/improving-w-lint.html
@@ skipping 416 matching lines @@
     <!-- TODO(crbug.com/635567): Fix this properly. -->
     <ignore regexp="content/shell/android/shell_apk/res/values/strings.xml"/>
   </issue>
   <!-- TODO(crbug.com/669629): Remove this when the Chromecast dependency on old layout code is removed. -->
   <issue id="UseCompoundDrawables">
     <ignore regexp="chromecast/internal/android/prebuilt/settings/res/layout-v17/setup_activity_progress.xml"/>
   </issue>
   <issue id="UselessParent">
     <ignore regexp="android_webview/tools/system_webview_shell/apk/res/layout/activity_webview_browser.xml"/>
     <ignore regexp="chrome/android/java/res/layout/data_reduction_promo_screen.xml"/>
+    <ignore regexp="chrome/android/java/res/layout/data_usage_breakdown.xml"/>

[Theresa, 2017/04/03 15:05:20]

Out of curiosity, what's the useless parent?

[megjablon, 2017/04/03 20:33:44]

The data_reduction_proxy_breakdown_table with only one row that is then
populated dynamically. 

     <ignore regexp="chromecast/internal"/>
     <ignore regexp="tools/android/kerberos/SpnegoAuthenticator/res/layout/activity_account_authenticator.xml"/>
   </issue>
   <issue id="UsesMinSdkAttributes" severity="Error">
     <ignore regexp="AndroidManifest.xml"/>
   </issue>
   <issue id="ValidFragment" severity="Error">
     <ignore regexp="chrome/android/java/src/org/chromium/chrome/browser/media/router/BaseMediaRouteDialogManager.java"/>
     <ignore regexp="chrome/android/java/src/org/chromium/chrome/browser/media/router/MediaRouteChooserDialogManager.java"/>
     <ignore regexp="chrome/android/java/src/org/chromium/chrome/browser/media/router/MediaRouteControllerDialogManager.java"/>
     <ignore regexp="chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/OtherFormsOfHistoryDialogFragment.java"/>
     <ignore regexp="media/capture/content/android/java/src/org/chromium/media/ScreenCapture.java"/>
   </issue>
   <issue id="ViewConstructor" severity="ignore"/>
   <issue id="WrongCall" severity="ignore"/>
   <issue id="WrongConstant">
     <ignore regexp="chrome/android/java/src/org/chromium/chrome/browser/SSLClientCertificateRequest.java"/>
     <ignore regexp="chrome/android/java/src/org/chromium/chrome/browser/payments/ui/EditorView.java"/>
     <ignore regexp="chrome/android/java/src/org/chromium/chrome/browser/signin/SigninAndSyncView.java"/>
     <ignore regexp="content/public/android/java/src/org/chromium/content/browser/ChildProcessConnectionImpl.java"/>
   </issue>
 </lint>