[SystemInfo API] Finish TODOs in SystemInfoProvider

chrome/browser/extensions/api/system_info_display/system_info_display_api.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 "chrome/browser/extensions/api/system_info_display/system_info_display_api.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/common/extensions/manifest_handlers/kiosk_enabled_info.h"
 
 namespace extensions {
 
 using api::system_info_display::DisplayUnitInfo;
 
 namespace SetDisplayProperties = api::system_info_display::SetDisplayProperties;
 
 bool SystemInfoDisplayGetDisplayInfoFunction::RunImpl() {
   DisplayInfoProvider::GetProvider()->RequestInfo(
       base::Bind(
           &SystemInfoDisplayGetDisplayInfoFunction::OnGetDisplayInfoCompleted,
           this));
   return true;
 }
 
 void SystemInfoDisplayGetDisplayInfoFunction::OnGetDisplayInfoCompleted(
-    const DisplayInfo& info, bool success) {
+    bool success) {
   if (success) {
-    results_ = api::system_info_display::GetDisplayInfo::Results::Create(info);
+    results_ = api::system_info_display::GetDisplayInfo::Results::Create(
+                   DisplayInfoProvider::GetProvider()->display_info());
   } else {
     SetError("Error occurred when querying display information.");
   }
   SendResponse(success);
 }
 
 bool SystemInfoDisplaySetDisplayPropertiesFunction::RunImpl() {
 #if !defined(OS_CHROMEOS)
   SetError("Function available only on ChromeOS.");
   return false;
@@ skipping 14 matching lines @@
 }
 
 void SystemInfoDisplaySetDisplayPropertiesFunction::OnPropertiesSet(
     bool success, const std::string& error) {
   if (!success)
     SetError(error);
   SendResponse(success);
 }
 
 }  // namespace extensions