Remove implicit scoped_refptr operator T*

content/browser/browsing_instance.cc

Index: content/browser/browsing_instance.cc
diff --git a/content/browser/browsing_instance.cc b/content/browser/browsing_instance.cc
index d10ea209b2f0bd44bc9be0959c3524a9155db5e3..86ddec1b73afa6b1b65630cd954016e0690a6ef3 100644
--- a/content/browser/browsing_instance.cc
+++ b/content/browser/browsing_instance.cc
@@ -46,7 +46,7 @@ SiteInstance* BrowsingInstance::GetSiteInstanceForURL(const GURL& url) {
 
 void BrowsingInstance::RegisterSiteInstance(SiteInstance* site_instance) {
   DCHECK(static_cast<SiteInstanceImpl*>(site_instance)->
-         browsing_instance_ == this);
+         browsing_instance_.get() == this);
   DCHECK(static_cast<SiteInstanceImpl*>(site_instance)->HasSite());
   std::string site = site_instance->GetSiteURL().possibly_invalid_spec();
 
@@ -64,7 +64,7 @@ void BrowsingInstance::RegisterSiteInstance(SiteInstance* site_instance) {
 
 void BrowsingInstance::UnregisterSiteInstance(SiteInstance* site_instance) {
   DCHECK(static_cast<SiteInstanceImpl*>(site_instance)->
-         browsing_instance_ == this);
+         browsing_instance_.get() == this);
   DCHECK(static_cast<SiteInstanceImpl*>(site_instance)->HasSite());
   std::string site = site_instance->GetSiteURL().possibly_invalid_spec();