Added brotli enc/ and tools/ directories.

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 671 matching lines @@
     sys.path = original_sys_path
 
   added_includes = []
   for f in input_api.AffectedFiles():
     if not CppChecker.IsCppFile(f.LocalPath()):
       continue
 
     changed_lines = [line for line_num, line in f.ChangedContents()]
     added_includes.append([f.LocalPath(), changed_lines])
 
-  deps_checker = checkdeps.DepsChecker(input_api.PresubmitLocalPath())
+  deps_checker = checkdeps.DepsChecker(input_api.PresubmitLocalPath(),
+                                       resolve_dotdot=True)
 
   error_descriptions = []
   warning_descriptions = []
   for path, rule_type, rule_description in deps_checker.CheckAddedCppIncludes(
       added_includes):
     description_with_path = '%s\n    %s' % (path, rule_description)
     if rule_type == Rule.DISALLOW:
       error_descriptions.append(description_with_path)
     else:
       warning_descriptions.append(description_with_path)
@@ skipping 1422 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