Fix lint error in parallel processing.

pylib/gyp/input.py

 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 from compiler.ast import Const
 from compiler.ast import Dict
 from compiler.ast import Discard
 from compiler.ast import List
 from compiler.ast import Module
 from compiler.ast import Node
@@ skipping 519 matching lines @@
       if new_dependency not in self.scheduled:
         self.scheduled.add(new_dependency)
         self.dependencies.append(new_dependency)
     self.pending -= 1
     self.condition.notify()
     self.condition.release()
 
 
 def LoadTargetBuildFileParallel(build_file_path, data, aux_data,
                                 variables, includes, depth, check):
-  global parallel_state
   parallel_state = ParallelState()
   parallel_state.condition = threading.Condition()
   parallel_state.dependencies = [build_file_path]
   parallel_state.scheduled = set([build_file_path])
   parallel_state.pending = 0
   parallel_state.data = data
   parallel_state.aux_data = aux_data
 
   parallel_state.condition.acquire()
   while parallel_state.dependencies or parallel_state.pending:
@@ skipping 2071 matching lines @@
     ValidateRunAsInTarget(target, target_dict, build_file)
     ValidateActionsInTarget(target, target_dict, build_file)
 
   # Generators might not expect ints.  Turn them into strs.
   TurnIntIntoStrInDict(data)
 
   # TODO(mark): Return |data| for now because the generator needs a list of
   # build files that came in.  In the future, maybe it should just accept
   # a list, and not the whole data dict.
   return [flat_list, targets, data]