[WebView] Merge AwMetricsServiceClient and move few files to new place

android_webview/browser/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/common/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"
-
-using base::android::ScopedJavaLocalRef;
-
-namespace android_webview {
-namespace AwResource {
-
-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;
-}
-
-}  // namespace AwResource
-}  // namespace android_webview