Update chrome/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/extensions/api/system_info/system_info_provider.h

Index: chrome/browser/extensions/api/system_info/system_info_provider.h
diff --git a/chrome/browser/extensions/api/system_info/system_info_provider.h b/chrome/browser/extensions/api/system_info/system_info_provider.h
index 849075dfa193181ec06f169d8f1438ec7440fe55..574e62925ace61d2cb8d60c36e767eae41599438 100644
--- a/chrome/browser/extensions/api/system_info/system_info_provider.h
+++ b/chrome/browser/extensions/api/system_info/system_info_provider.h
@@ -51,7 +51,7 @@ class SystemInfoProvider
   // For testing
   static void InitializeForTesting(
       scoped_refptr<SystemInfoProvider<T> > provider) {
-    DCHECK(provider != NULL);
+    DCHECK(provider.get() != NULL);
     single_shared_provider_.Get() = provider;
   }