Disable lint errors about assertions.

For now, these warnings are just noise (and lots of it).

BUG=393235
R=aurimas@chromium.org

Review URL: https://codereview.chromium.org/397843006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@284730 0039d316-1c4b-4281-b951-d872f2087c98

build/android/lint/suppressions.xml

@@ -24,9 +24,7 @@ Still reading?
   <issue id="AllowBackup">
     <ignore path="AndroidManifest.xml"/>
   </issue>
-  <issue id="Assert">
-    <ignore regexp="mojo/public/java/.*"/>
-  </issue>
+  <issue id="Assert" severity="ignore"/>
   <issue id="CommitPrefEdits">
     <ignore path="third_party/cacheinvalidation/src/java/com/google/ipc/invalidation/ticl/android2/channel/AndroidChannelPreferences.java"/>
   </issue>