Remove never_lint from WebView

build/android/lint/suppressions.xml

Index: build/android/lint/suppressions.xml
diff --git a/build/android/lint/suppressions.xml b/build/android/lint/suppressions.xml
index 97d5373afcfa6ed2081c209fb6ba8f8e019f310d..dff572a7d78864585784eed6e4462b60b23c415b 100644
--- a/build/android/lint/suppressions.xml
+++ b/build/android/lint/suppressions.xml
@@ -41,6 +41,10 @@ Still reading?
   <issue id="HandlerLeak">
     <ignore path="remoting/android/java/src/org/chromium/chromoting/TapGestureDetector.java"/>
   </issue>
+  <issue id="IconMissingDensityFolder">
+    <!-- see crbug.com/542435 -->
+    <ignore regexp="ic_play_circle_outline_black_48dp.png" />

[newt (away), 2015/10/13 21:50:57]

Make sure this regex won't cause other assets with missing densities to be
ignored. In particular you may need to add ": " at the beginning and "$" at the
end of the regex.

[michaelbai, 2015/10/13 22:03:48]

Done.

+  </issue>
   <issue id="IconDensities">
     <!-- crbug.com/457918 is tracking missing assets -->
     <ignore path="components/web_contents_delegate_android/android/java/res/drawable-xxhdpi"/>