[android_webview] Don't block the IO thread when reading from an InputStream.

android_webview/native/webview_native.gyp

 # 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.
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
       'target_name': 'webview_native',
@@ skipping 24 matching lines @@
         'aw_http_auth_handler.cc',
         'aw_http_auth_handler.h',
         'aw_javascript_dialog_creator.cc',
         'aw_javascript_dialog_creator.h',
         'aw_resource.h',
         'aw_resource.cc',
         'aw_web_contents_delegate.cc',
         'aw_web_contents_delegate.h',
         'cookie_manager.cc',
         'cookie_manager.h',
+        'input_stream.cc',
+        'input_stream.h',
+        'input_stream_reader.cc',
+        'input_stream_reader.h',
         'intercepted_request_data_impl.cc',
         'intercepted_request_data_impl.h',
         'js_result_handler.cc',
         'js_result_handler.h',
         'net_init_native_callback.cc',
       ],
     },
     {
       'target_name': 'android_jar_jni_headers',
       'type': 'none',
@@ skipping 20 matching lines @@
       'variables': {
         'jni_gen_dir': 'android_webview',
       },
       'includes': [ '../../build/jni_generator.gypi' ],
       'dependencies': [
         'android_jar_jni_headers',
       ],
     },
   ],
 }