Require folks to run `git cl format` on ui/webui/resources

R=dpapad@chromium.org
BUG=567770
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2592293002
Cr-Commit-Position: refs/heads/master@{#440345}
diff --git a/ui/webui/resources/PRESUBMIT.py b/ui/webui/resources/PRESUBMIT.py
index 2f40f71..2ea4cee 100644
--- a/ui/webui/resources/PRESUBMIT.py
+++ b/ui/webui/resources/PRESUBMIT.py
@@ -30,11 +30,11 @@
 
 
 def CheckChangeOnUpload(input_api, output_api):
-  return _CheckForTranslations(input_api, output_api)
+  return _CommonChecks(input_api, output_api)
 
 
 def CheckChangeOnCommit(input_api, output_api):
-  return _CheckForTranslations(input_api, output_api)
+  return _CommonChecks(input_api, output_api)
 
 
 def _CheckForTranslations(input_api, output_api):
@@ -70,3 +70,10 @@
 Don't embed translations directly in shared UI code. Instead, inject your
 translation from the place using the shared code. For an example: see
 <cr-dialog>#closeText (http://bit.ly/2eLEsqh).""")]
+
+
+def _CommonChecks(input_api, output_api):
+  results = []
+  results += _CheckForTranslations(input_api, output_api)
+  results += input_api.canned_checks.CheckPatchFormatted(input_api, output_api)
+  return results