[SystemInfo API] Finish TODOs in SystemInfoProvider

chrome/browser/extensions/api/system_info_display/display_info_provider_chromeos.cc

Index: chrome/browser/extensions/api/system_info_display/display_info_provider_chromeos.cc
diff --git a/chrome/browser/extensions/api/system_info_display/display_info_provider_chromeos.cc b/chrome/browser/extensions/api/system_info_display/display_info_provider_chromeos.cc
index 7ce7621ec7a6a09b968ac9336a32bee44f12f3db..a9dd2687201ebdb59ba2adaeb8ff621802dd8e65 100644
--- a/chrome/browser/extensions/api/system_info_display/display_info_provider_chromeos.cc
+++ b/chrome/browser/extensions/api/system_info_display/display_info_provider_chromeos.cc
@@ -411,12 +411,11 @@ bool SetInfoImpl(const std::string& display_id_str,
 }  // namespace
 
 void DisplayInfoProvider::RequestInfo(const RequestInfoCallback& callback) {
-  DisplayInfo requested_info;
-  bool success = QueryInfo(&requested_info);
+  QueryInfo();
 
   base::MessageLoopProxy::current()->PostTask(
       FROM_HERE,
-      base::Bind(callback, requested_info, success));
+      base::Bind(callback, info_, success_));
 }
 
 void DisplayInfoProvider::SetInfo(const std::string& display_id,
@@ -429,7 +428,7 @@ void DisplayInfoProvider::SetInfo(const std::string& display_id,
       base::Bind(callback, success, error));
 }
 
-bool DisplayInfoProvider::QueryInfo(DisplayInfo* info) {
+void DisplayInfoProvider::QueryInfo(DisplayInfo* info) {
   DCHECK(info);
   info->clear();
 
@@ -443,7 +442,7 @@ bool DisplayInfoProvider::QueryInfo(DisplayInfo* info) {
                       primary_id, info);
   }
 
-  return true;
+  success_ = true;
 }
 
 }  // namespace extensions