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

chrome/browser/extensions/requirements_checker.cc

Index: chrome/browser/extensions/requirements_checker.cc
diff --git a/chrome/browser/extensions/requirements_checker.cc b/chrome/browser/extensions/requirements_checker.cc
index f6f7b3f37247a892ad80536831ffdb5f81f1d7a0..5c2f5573ddba49720c0e1de3f6e95343330c60a7 100644
--- a/chrome/browser/extensions/requirements_checker.cc
+++ b/chrome/browser/extensions/requirements_checker.cc
@@ -35,7 +35,7 @@ void RequirementsChecker::Check(scoped_refptr<const Extension> extension,
 
   callback_ = callback;
   const RequirementsInfo& requirements =
-      RequirementsInfo::GetRequirements(extension);
+      RequirementsInfo::GetRequirements(extension.get());
 
   if (requirements.npapi) {
 #if defined(OS_CHROMEOS)
@@ -75,9 +75,9 @@ void RequirementsChecker::Check(scoped_refptr<const Extension> extension,
   }
   // Running the GPU checkers down here removes any race condition that arises
   // from the use of pending_requirement_checks_.
-  if (webgl_checker_)
+  if (webgl_checker_.get())
     webgl_checker_->CheckGPUFeatureAvailability();
-  if (css3d_checker_)
+  if (css3d_checker_.get())
     css3d_checker_->CheckGPUFeatureAvailability();
 }