Add android_gdbserver to android_webview* targets.

android_webview/android_webview.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': 'libwebview',
@@ skipping 203 matching lines @@
           '<(PRODUCT_DIR)/android_webview/AndroidWebView-debug.apk',
         ],
         'action': [
           'ant',
           '-DPRODUCT_DIR=<(ant_build_out)',
           '-DAPP_ABI=<(android_app_abi)',
           '-DANDROID_SDK=<(android_sdk)',
           '-DANDROID_SDK_ROOT=<(android_sdk_root)',
           '-DANDROID_SDK_TOOLS=<(android_sdk_tools)',
           '-DANDROID_SDK_VERSION=<(android_sdk_version)',
-          '-DANDROID_TOOLCHAIN=<(android_toolchain)',
+          '-DANDROID_GDBSERVER=<(android_gdbserver)',
           '-buildfile',
           '<(DEPTH)/android_webview/java/android_webview_apk.xml',
         ],
         'dependencies': [
           'libwebview',
           'android_webview_java',
           'android_webview_javatests',
           '<(DEPTH)/chrome/chrome_resources.gyp:packed_resources',
           '<(DEPTH)/chrome/chrome_resources.gyp:packed_extra_resources',
         ],
@@ skipping 67 matching lines @@
             '<(PRODUCT_DIR)/android_webview_test/ContentShellTest-debug.apk',
           ],
           'action': [
             'ant',
             '-DPRODUCT_DIR=<(ant_build_out)',
             '-DAPP_ABI=<(android_app_abi)',
             '-DANDROID_SDK=<(android_sdk)',
             '-DANDROID_SDK_ROOT=<(android_sdk_root)',
             '-DANDROID_SDK_TOOLS=<(android_sdk_tools)',
             '-DANDROID_SDK_VERSION=<(android_sdk_version)',
-            '-DANDROID_TOOLCHAIN=<(android_toolchain)',
+            '-DANDROID_GDBSERVER=<(android_gdbserver)',
             '-buildfile',
             '<(DEPTH)/android_webview/javatests/android_webview_test_apk.xml',
           ]
         }
       ],
     },
   ],
 }