Removing unused resources from chrome/java/res

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 90 matching lines @@
   <issue id="RtlCompat" severity="ignore"/>
   <issue id="RtlEnabled" severity="ignore"/>
   <issue id="RtlSymmetry" severity="ignore"/>
   <issue id="SdCardPath">
     <ignore path="content/public/android/java/src/org/chromium/content/browser/MediaResourceGetter.java"/>
   </issue>
   <issue id="SetJavaScriptEnabled" severity="ignore"/>
   <issue id="UnusedResources">
     <!-- Used by Android's policies system -->
     <ignore regexp="restriction_values.xml" />
-
     <ignore path="android_webview/tools/automated_ui_tests/java/res/" />
+    <!-- This file isn't used if the target SDK version is less than 24 -->

[Ted C, 2016/08/05 20:48:33]

maybe add a TODO to remove this suppression once we roll to SDK 24?  We'll be
able to remove the conditional inclusion in AndroidManifest.xml at that point as
well.

[estevenson, 2016/08/05 21:21:45]

Done.

+    <ignore path="chrome/android/java/res/xml/network_security_config.xml" />
   </issue>
   <issue id="SignatureOrSystemPermissions" severity="ignore"/>
   <issue id="UnusedAttribute" severity="ignore"/>
   <issue id="ViewConstructor" severity="ignore"/>
   <issue id="WrongCall" severity="ignore"/>
   <issue id="UselessParent">
     <ignore path="chrome/android/java/res/layout/data_reduction_promo_screen.xml" />
   </issue>
 </lint>