Make GetBestPageForOnlineURL async

chrome/browser/android/offline_pages/offline_page_bridge.cc

 // Copyright 2015 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 "chrome/browser/android/offline_pages/offline_page_bridge.h"
 
 #include <memory>
 #include <set>
 #include <string>
 #include <utility>
@@ skipping 283 matching lines @@
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     jlong offline_id) {
   const OfflinePageItem* offline_page =
       offline_page_model_->MaybeGetPageByOfflineId(offline_id);
   if (!offline_page)
     return ScopedJavaLocalRef<jobject>();
   return ToJavaOfflinePageItem(env, *offline_page);
 }
 
-ScopedJavaLocalRef<jobject> OfflinePageBridge::GetBestPageForOnlineURL(
+void OfflinePageBridge::SelectPageForOnlineUrl(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
-    const JavaParamRef<jstring>& online_url) {
-  const OfflinePageItem* offline_page =
-      offline_page_model_->MaybeGetBestPageForOnlineURL(
-          GURL(ConvertJavaStringToUTF8(env, online_url)));
-  if (!offline_page)
-    return ScopedJavaLocalRef<jobject>();
-  return ToJavaOfflinePageItem(env, *offline_page);
+    const JavaParamRef<jstring>& j_online_url,
+    int tab_id,
+    const JavaParamRef<jobject>& j_callback_obj) {
+  DCHECK(j_callback_obj);
+
+  ScopedJavaGlobalRef<jobject> j_callback_ref;
+  j_callback_ref.Reset(env, j_callback_obj);
+
+  OfflinePageUtils::SelectPageForOnlineURL(
+      browser_context_,
+      GURL(ConvertJavaStringToUTF8(env, j_online_url)),
+      tab_id,
+      base::Bind(&SingleOfflinePageItemCallback, j_callback_ref));
 }
 
 void OfflinePageBridge::GetPageByOfflineUrl(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     const JavaParamRef<jstring>& j_offline_url,
     const JavaParamRef<jobject>& j_callback_obj) {
   DCHECK(j_callback_obj);
 
   ScopedJavaGlobalRef<jobject> j_callback_ref;
@@ skipping 94 matching lines @@
       ConvertUTF8ToJavaString(env, client_id.name_space).obj(),
       ConvertUTF8ToJavaString(env, client_id.id).obj());
 }
 
 bool RegisterOfflinePageBridge(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace android
 }  // namespace offline_pages