[Offline Pages] Remove obsolete synchronous API methods.

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 <utility>
 
 #include "base/android/jni_array.h"
@@ skipping 161 matching lines @@
                                  const JavaParamRef<jobject>& j_callback_obj) {
   std::string name_space = ConvertJavaStringToUTF8(env, j_namespace);
 
   ScopedJavaGlobalRef<jobject> j_callback_ref;
   j_callback_ref.Reset(env, j_callback_obj);
 
   return offline_page_model_->HasPages(
       name_space, base::Bind(&HasPagesCallback, j_callback_ref));
 }
 
-bool OfflinePageBridge::MaybeHasPages(
-    JNIEnv* env,
-    const JavaParamRef<jobject>& obj,
-    const JavaParamRef<jstring>& j_namespace) {
-  std::string name_space = ConvertJavaStringToUTF8(env, j_namespace);
-  return offline_page_model_->MaybeHasPages(name_space);
-}
-
 void OfflinePageBridge::GetAllPages(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     const JavaParamRef<jobject>& j_result_obj,
     const JavaParamRef<jobject>& j_callback_obj) {
   DCHECK(j_result_obj);
   DCHECK(j_callback_obj);
 
   ScopedJavaGlobalRef<jobject> j_result_ref;
   j_result_ref.Reset(env, j_result_obj);
 
   ScopedJavaGlobalRef<jobject> j_callback_ref;
   j_callback_ref.Reset(env, j_callback_obj);
 
   offline_page_model_->GetAllPages(
       base::Bind(&GetAllPagesCallback, j_result_ref, j_callback_ref));
 }
 
-void OfflinePageBridge::GetPagesToCleanUp(
-    JNIEnv* env,
-    const JavaParamRef<jobject>& obj,
-    const JavaParamRef<jobject>& j_result_obj) {
-  DCHECK(offline_page_model_->is_loaded());
-  DCHECK(j_result_obj);
-  const std::vector<OfflinePageItem> offline_pages =
-      offline_page_model_->GetPagesToCleanUp();
-  ToJavaOfflinePageList(env, j_result_obj, offline_pages);
-}
-
 ScopedJavaLocalRef<jlongArray> OfflinePageBridge::GetOfflineIdsForClientId(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     const JavaParamRef<jstring>& j_client_id_namespace,
     const JavaParamRef<jstring>& j_client_id) {
   DCHECK(offline_page_model_->is_loaded());
   offline_pages::ClientId client_id;
   client_id.name_space = ConvertJavaStringToUTF8(env, j_client_id_namespace);
   client_id.id = ConvertJavaStringToUTF8(env, j_client_id);
 
@@ skipping 128 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