Temporary fix for build break when removing Java files or resources.

build/java_apk.gypi

 # 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.
 
 # This file is meant to be included into a target to provide a rule
 # to build Android APKs in a consistent manner.
 #
 # To use this, create a gyp target with the following form:
 # {
 #   'target_name': 'my_package_apk',
@@ skipping 183 matching lines @@
         '-DOUT_DIR=<(ant_build_out)/<(_target_name)',
         '-DRESOURCE_DIR=<(resource_dir)',
         '-DADDITIONAL_R_TEXT_FILES=>(additional_R_text_files)',
         '-DADDITIONAL_RES_DIRS=>(additional_res_dirs)',
         '-DADDITIONAL_RES_PACKAGES=>(additional_res_packages)',
         '-DAPP_MANIFEST_VERSION_NAME=<(app_manifest_version_name)',
         '-DAPP_MANIFEST_VERSION_CODE=<(app_manifest_version_code)',
         '-DPROGUARD_FLAGS=>(proguard_flags)',
         '-DPROGUARD_ENABLED=>(proguard_enabled)',
 
+        # Add list of inputs to the command line, so if inputs change
+        # (e.g. if a Java file is removed), the command will be re-run.
+        # TODO(newt): remove this once crbug.com/177552 is fixed in ninja.
+        '-DTHIS_IS_IGNORED=>(_inputs)',
+
         '-Dbasedir=<(java_in_dir)',
         '-buildfile',
         '<(DEPTH)/build/android/ant/chromium-apk.xml',
 
         # Specify CONFIGURATION_NAME as the target for ant to build. The
         # buildfile will then build the appropriate SDK tools target.
         '<(CONFIGURATION_NAME)',
       ]
     },
   ],
 }