Fix javac command never caching input .md5s

build/android/rezip.gyp

 # Copyright 2014 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.
 
 # Build the rezip build tool.
 {
   'targets': [
     {
       # GN: //build/android/rezip:rezip
       'target_name': 'rezip_apk_jar',
@@ skipping 15 matching lines @@
             '<(DEPTH)/build/android/gyp/javac.py',
             '>@(java_sources)',
           ],
           'outputs': [
             '<(compile_stamp)',
             '<(javac_jar_path)',
           ],
           'action': [
             'python', '<(DEPTH)/build/android/gyp/javac.py',
             '--classpath=',
-            '--classes-dir=<(SHARED_INTERMEDIATE_DIR)/<(_target_name)',
             '--jar-path=<(javac_jar_path)',
             '--stamp=<(compile_stamp)',
             '>@(java_sources)',
           ]
         },
       ],
     }
   ],
 }