Respect prefs::kAllowDeletingBrowserHistory in the Clear History UI on Android.

chrome/browser/android/preferences/pref_service_bridge.cc

 // Copyright 2014 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/preferences/pref_service_bridge.h"
 
 #include <jni.h>
 
 #include "base/android/build_info.h"
 #include "base/android/jni_android.h"
@@ skipping 323 matching lines @@
     remove_mask |= BrowsingDataRemover::REMOVE_SITE_DATA;
   }
   if (passwords)
     remove_mask |= BrowsingDataRemover::REMOVE_PASSWORDS;
   if (form_data)
     remove_mask |= BrowsingDataRemover::REMOVE_FORM_DATA;
   browsing_data_remover->Remove(remove_mask,
                                 BrowsingDataHelper::UNPROTECTED_WEB);
 }
 
+static jboolean CanDeleteBrowsingHistory(JNIEnv* env, jobject obj) {
+  return GetPrefService()->GetBoolean(prefs::kAllowDeletingBrowserHistory);
+}
+
 static void SetAllowCookiesEnabled(JNIEnv* env, jobject obj, jboolean allow) {
   HostContentSettingsMap* host_content_settings_map =
       GetOriginalProfile()->GetHostContentSettingsMap();
   host_content_settings_map->SetDefaultContentSetting(
       CONTENT_SETTINGS_TYPE_COOKIES,
       allow ? CONTENT_SETTING_ALLOW : CONTENT_SETTING_BLOCK);
 }
 
 static void SetBlockThirdPartyCookiesEnabled(JNIEnv* env, jobject obj,
                                              jboolean enabled) {
@@ skipping 377 matching lines @@
                                                                jobject obj) {
   return ConvertUTF8ToJavaString(
       env,
       GetPrefService()->GetString(
           prefs::kSupervisedUserSecondCustodianProfileImageURL)).Release();
 }
 
 bool RegisterPrefServiceBridge(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }