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

base/prefs/pref_member.h

Index: base/prefs/pref_member.h
diff --git a/base/prefs/pref_member.h b/base/prefs/pref_member.h
index e0e88f5c5f5cf7f3d05d82d3fa94b5fa3dedf69b..6aeb5f9409054db22cdb2dd74189266c4a4f9104 100644
--- a/base/prefs/pref_member.h
+++ b/base/prefs/pref_member.h
@@ -271,10 +271,8 @@ class PrefMember : public subtle::PrefMemberBase {
     DISALLOW_COPY_AND_ASSIGN(Internal);
   };
 
-  virtual Internal* internal() const OVERRIDE { return internal_; }
-  virtual void CreateInternal() const OVERRIDE {
-    internal_ = new Internal();
-  }
+  virtual Internal* internal() const OVERRIDE { return internal_.get(); }
+  virtual void CreateInternal() const OVERRIDE { internal_ = new Internal(); }
 
   // This method is used to do the actual sync with pref of the specified type.
   void BASE_PREFS_EXPORT UpdatePref(const ValueType& value);