Adds MediaClientAndroid to support embedder/MediaDrmBridge interaction.

android_webview/native/aw_resource.cc

 // 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.
 
 #include "android_webview/native/aw_resource.h"
 
+#include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
 #include "jni/AwResource_jni.h"
 
 namespace android_webview {
 namespace AwResource {
 
 // These JNI functions are used by the Renderer but rely on Java data
 // structures that exist in the Browser. By virtue of the WebView running
 // in single process we can just reach over and use them. When WebView is
 // multi-process capable, we'll need to rethink these. See crbug.com/156062.
 
 std::string GetLoadErrorPageContent() {
   JNIEnv* env = base::android::AttachCurrentThread();
   ScopedJavaLocalRef<jstring> content =
       Java_AwResource_getLoadErrorPageContent(env);
   return base::android::ConvertJavaStringToUTF8(content);
 }
 
 std::string GetNoDomainPageContent() {
   JNIEnv* env = base::android::AttachCurrentThread();
   ScopedJavaLocalRef<jstring> content =
       Java_AwResource_getNoDomainPageContent(env);
   return base::android::ConvertJavaStringToUTF8(content);
 }
 
+std::vector<std::string> GetConfigKeySystemUuidMapping() {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  std::vector<std::string> key_system_uuid_mappings;
+  ScopedJavaLocalRef<jobjectArray> mappings =
+      Java_AwResource_getConfigKeySystemUuidMapping(env);
+  base::android::AppendJavaStringArrayToStringVector(env, mappings.obj(),
+                                                     &key_system_uuid_mappings);
+  return key_system_uuid_mappings;
+}
+
 bool RegisterAwResource(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace AwResource
 }  // namespace android_webview