[android_webview] Split out an apk folder from the glue folder.

android_webview/glue/android_webview_glue_common.gypi

-# 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.
-{
-  'type': 'none',
-  'dependencies': [
-    '<(DEPTH)/android_webview/android_webview.gyp:libwebviewchromium',
-    '<(DEPTH)/android_webview/android_webview.gyp:android_webview_java',
-    '<(DEPTH)/android_webview/android_webview.gyp:android_webview_pak',
-  ],
-  'variables': {
-    'android_sdk_jar': '<(DEPTH)/third_party/android_platform/webview/frameworks_1622219.jar',
-    'java_in_dir': 'java',
-    'native_lib_target': 'libwebviewchromium',
-    'never_lint': 1,
-    'resource_dir': 'java/res',
-    'R_package': 'com.android.webview.chromium',
-    'R_package_relpath': 'com/android/webview/chromium',
-    'extensions_to_not_compress': 'pak',
-    'asset_location': '<(PRODUCT_DIR)/android_webview_assets',
-    'proguard_enabled': 'true',
-    'proguard_flags_paths': ['java/proguard.flags'],
-    # TODO: crbug.com/405035 Find a better solution for WebView .pak files.
-    'additional_input_paths': [
-      '<(PRODUCT_DIR)/android_webview_assets/webviewchromium.pak',
-      '<(PRODUCT_DIR)/android_webview_assets/en-US.pak',
-    ],
-    'conditions': [
-      ['icu_use_data_file_flag==1', {
-        'additional_input_paths': [
-          '<(PRODUCT_DIR)/icudtl.dat',
-        ],
-      }],
-      ['v8_use_external_startup_data==1', {
-        'additional_input_paths': [
-          '<(PRODUCT_DIR)/natives_blob.bin',
-          '<(PRODUCT_DIR)/snapshot_blob.bin',
-        ],
-      }],
-    ],
-  },
-  'includes': [ '../../build/java_apk.gypi' ],
-}