Enable the embedded L1/EME support in WebView.

build/common.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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 2463 matching lines @@
       }],
       ['enable_mdns==1', {
         'defines': ['ENABLE_MDNS=1'],
       }],
       ['enable_enhanced_bookmarks==1', {
         'defines': ['ENABLE_ENHANCED_BOOKMARKS=1'],
       }],
       ['enable_ipc_fuzzer==1', {
         'defines': ['ENABLE_IPC_FUZZER=1'],
       }],
+      ['android_webview_build==1', {
+        'defines': ['VIDEO_HOLE=1'],

[boliu, 2014/01/24 21:56:32]

This has implications for webview due to all the new code we are going to
compile in. Can't just land this blindly. Can you upload a no-op CL touching
each instance of VIDEO_HOLE in the code base, so I can review them? (Say add a
blank line after each VIDEO_HOLE instance)

[ycheo (away), 2014/01/28 13:08:53]

I'll send you another CL.

+      }],
     ],  # conditions for 'target_defaults'
     'target_conditions': [
       ['enable_wexit_time_destructors==1', {
         'conditions': [
           [ 'clang==1', {
             'cflags': [
               '-Wexit-time-destructors',
             ],
             'xcode_settings': {
               'WARNING_CFLAGS': [
@@ skipping 2341 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }