[Android] Run process_resources on aapt or sdk jar change.

build/android/gyp/process_resources.py

 #!/usr/bin/env python
 #
 # 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.
 
 """Process Android resources to generate R.java, and prepare for packaging.
 
 This will crunch images and generate v14 compatible resources
 (see generate_v14_compatible_resources.py).
@@ skipping 445 matching lines @@
     options.all_resources_zip_out,
     options.proguard_file,
     options.r_text_out,
     options.srcjar_out,
   ]
   output_paths = [x for x in possible_output_paths if x]
 
   # List python deps in input_strings rather than input_paths since the contents
   # of them does not change what gets written to the depsfile.
   input_strings = options.extra_res_packages + [
-    options.aapt_path,
-    options.android_sdk_jar,
     options.app_as_shared_lib,
     options.custom_package,
     options.include_all_resources,
     options.non_constant_id,
     options.shared_resources,
     options.v14_skip,
   ]
 
-  input_paths = [ options.android_manifest ]
+  input_paths = [
+    options.aapt_path,
+    options.android_manifest,
+    options.android_sdk_jar,
+  ]
   input_paths.extend(options.dependencies_res_zips)
   input_paths.extend(p for p in options.extra_r_text_files if os.path.exists(p))
 
   resource_names = []
   for resource_dir in options.resource_dirs:
     for resource_file in build_utils.FindInDirectory(resource_dir, '*'):
       input_paths.append(resource_file)
       resource_names.append(os.path.relpath(resource_file, resource_dir))
 
   # Resource filenames matter to the output, so add them to strings as well.
   # This matters if a file is renamed but not changed (http://crbug.com/597126).
   input_strings.extend(sorted(resource_names))
 
   build_utils.CallAndWriteDepfileIfStale(
       lambda: _OnStaleMd5(options),
       options,
       input_paths=input_paths,
       input_strings=input_strings,
       output_paths=output_paths,
       # TODO(agrieve): Remove R_dir when it's no longer used (used only by GYP).
       force=options.R_dir)
 
 
 if __name__ == '__main__':
   main(sys.argv[1:])