Remove presubmit exception for //content/shell/tools/plugin.

PRESUBMIT.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Top-level presubmit script for Chromium.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into depot_tools.
 """
 
@@ skipping 10 matching lines @@
     r".*MakeFile$",
     r".+_autogen\.h$",
     r".+[\\\/]pnacl_shim\.c$",
     r"^gpu[\\\/]config[\\\/].*_list_json\.cc$",
     r"^chrome[\\\/]browser[\\\/]resources[\\\/]pdf[\\\/]index.js",
     r".*vulcanized.html$",
     r".*crisper.js$",
 )
 
 
-# The NetscapePlugIn library is excluded from pan-project as it will soon
-# be deleted together with the rest of the NPAPI and it's not worthwhile to
-# update the coding style until then.
-_TESTRUNNER_PATHS = (
-    r"^content[\\\/]shell[\\\/]tools[\\\/]plugin[\\\/].*",
-)
-
-
 # Fragment of a regular expression that matches C++ and Objective-C++
 # implementation files.
 _IMPLEMENTATION_EXTENSIONS = r'\.(cc|cpp|cxx|mm)$'
 
 
 # Regular expression that matches code only used for test binaries
 # (best effort).
 _TEST_CODE_EXCLUDED_PATHS = (
     r'.*[\\\/](fake_|test_|mock_).+%s' % _IMPLEMENTATION_EXTENSIONS,
     r'.+_test_(base|support|util)%s' % _IMPLEMENTATION_EXTENSIONS,
@@ skipping 1980 matching lines @@
   results.extend(_CheckAndroidNewMdpiAssetLocation(input_api, output_api))
   results.extend(_CheckAndroidToastUsage(input_api, output_api))
   return results
 
 
 def _CommonChecks(input_api, output_api):
   """Checks common to both upload and commit."""
   results = []
   results.extend(input_api.canned_checks.PanProjectChecks(
       input_api, output_api,
-      excluded_paths=_EXCLUDED_PATHS + _TESTRUNNER_PATHS))
+      excluded_paths=_EXCLUDED_PATHS))
   results.extend(
       input_api.canned_checks.CheckAuthorizedAuthor(input_api, output_api))
   results.extend(
       _CheckNoProductionCodeUsingTestOnlyFunctions(input_api, output_api))
   results.extend(_CheckNoIOStreamInHeaders(input_api, output_api))
   results.extend(_CheckNoUNIT_TESTInSourceFiles(input_api, output_api))
   results.extend(_CheckDCHECK_IS_ONHasBraces(input_api, output_api))
   results.extend(_CheckNoNewWStrings(input_api, output_api))
   results.extend(_CheckNoDEPSGIT(input_api, output_api))
   results.extend(_CheckNoBannedFunctions(input_api, output_api))
@@ skipping 278 matching lines @@
   results.extend(input_api.canned_checks.CheckTreeIsOpen(
       input_api,
       output_api,
       json_url='http://chromium-status.appspot.com/current?format=json'))
 
   results.extend(input_api.canned_checks.CheckChangeHasBugField(
       input_api, output_api))
   results.extend(input_api.canned_checks.CheckChangeHasDescription(
       input_api, output_api))
   return results