Use contents of python deps to get md5 stamp instead of paths only

build/android/gyp/util/build_utils.py

 # Copyright 2013 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.
 
 import ast
 import contextlib
 import fnmatch
 import json
 import os
 import pipes
@@ skipping 481 matching lines @@
   """
   if not output_paths:
     raise Exception('At least one output_path must be specified.')
   input_paths = list(input_paths or [])
   input_strings = list(input_strings or [])
   output_paths = list(output_paths or [])
 
   python_deps = None
   if hasattr(options, 'depfile') and options.depfile:
     python_deps = GetPythonDependencies()
-    # List python deps in input_strings rather than input_paths since the
-    # contents of them does not change what gets written to the depfile.
-    input_strings += python_deps
+    input_paths += python_deps
     output_paths += [options.depfile]
 
   stamp_file = hasattr(options, 'stamp') and options.stamp
   if stamp_file:
     output_paths += [stamp_file]
 
   def on_stale_md5(changes):
     args = (changes,) if pass_changes else ()
     function(*args)
     if python_deps is not None:
       all_depfile_deps = list(python_deps)
       if depfile_deps:
         all_depfile_deps.extend(depfile_deps)
       WriteDepfile(options.depfile, all_depfile_deps)
     if stamp_file:
       Touch(stamp_file)
 
   md5_check.CallAndRecordIfStale(
       on_stale_md5,
       record_path=record_path,
       input_paths=input_paths,
       input_strings=input_strings,
       output_paths=output_paths,
       force=force,
       pass_changes=True)