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

webkit/dom_storage/dom_storage_cached_area.cc

Index: webkit/dom_storage/dom_storage_cached_area.cc
diff --git a/webkit/dom_storage/dom_storage_cached_area.cc b/webkit/dom_storage/dom_storage_cached_area.cc
index da15b0eadd5f0440f87aaf21bf0bae5a97aa4f12..0e2aae6b15b1c02528a1c9779faf05083681fec4 100644
--- a/webkit/dom_storage/dom_storage_cached_area.cc
+++ b/webkit/dom_storage/dom_storage_cached_area.cc
@@ -91,7 +91,7 @@ void DomStorageCachedArea::Clear(int connection_id, const GURL& page_url) {
 
 void DomStorageCachedArea::ApplyMutation(
     const NullableString16& key, const NullableString16& new_value) {
-  if (!map_ || ignore_all_mutations_)
+  if (!map_.get() || ignore_all_mutations_)
     return;
 
   if (key.is_null()) {
@@ -135,11 +135,11 @@ void DomStorageCachedArea::ApplyMutation(
 }
 
 size_t DomStorageCachedArea::MemoryBytesUsedByCache() const {
-  return map_ ? map_->bytes_used() : 0;
+  return map_.get() ? map_->bytes_used() : 0;
 }
 
 void DomStorageCachedArea::Prime(int connection_id) {
-  DCHECK(!map_);
+  DCHECK(!map_.get());
 
   // The LoadArea method is actually synchronous, but we have to
   // wait for an asyncly delivered message to know when incoming