Closure: remove older, original GYP compilation system

PRESUBMIT.py

Index: PRESUBMIT.py
diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index a32035426b498e53b62f927050b27b0f64f925ef..b61bd5387c4fb94ec039ee97b2f586475e0974fa 100644
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -2059,26 +2059,6 @@ def _CheckSingletonInHeaders(input_api, output_api):
   return []
 
 
-def _CheckNoDeprecatedCompiledResourcesGyp(input_api, output_api):
-  """Checks for old style compiled_resources.gyp files."""
-  is_compiled_resource = lambda fp: fp.endswith('compiled_resources.gyp')
-
-  added_compiled_resources = filter(is_compiled_resource, [
-    f.LocalPath() for f in input_api.AffectedFiles() if f.Action() == 'A'
-  ])
-
-  if not added_compiled_resources:
-    return []
-
-  return [output_api.PresubmitError(
-      "Found new compiled_resources.gyp files:\n%s\n\n"
-      "compiled_resources.gyp files are deprecated,\n"
-      "please use compiled_resources2.gyp instead:\n"
-      "https://chromium.googlesource.com/chromium/src/+/master/docs/closure_compilation.md"
-      %
-      "\n".join(added_compiled_resources))]
-
-
 _DEPRECATED_CSS = [
   # Values
   ( "-webkit-box", "flex" ),
@@ -2234,7 +2214,6 @@ def _CommonChecks(input_api, output_api):
   results.extend(_CheckForIPCRules(input_api, output_api))
   results.extend(_CheckForWindowsLineEndings(input_api, output_api))
   results.extend(_CheckSingletonInHeaders(input_api, output_api))
-  results.extend(_CheckNoDeprecatedCompiledResourcesGyp(input_api, output_api))
   results.extend(_CheckPydepsNeedsUpdating(input_api, output_api))
   results.extend(_CheckJavaStyle(input_api, output_api))
   results.extend(_CheckIpcOwners(input_api, output_api))