Oilpan: fix build after r361631.

third_party/WebKit/Source/platform/heap/Handle.h

Index: third_party/WebKit/Source/platform/heap/Handle.h
diff --git a/third_party/WebKit/Source/platform/heap/Handle.h b/third_party/WebKit/Source/platform/heap/Handle.h
index 64e43fd71243011277fb2052e26dfe146148b0dc..358cf68921795c0a9aeb6040f23c4396207fecda 100644
--- a/third_party/WebKit/Source/platform/heap/Handle.h
+++ b/third_party/WebKit/Source/platform/heap/Handle.h
@@ -1047,14 +1047,14 @@ class PLATFORM_EXPORT DummyBase<void> { };
 
 template<typename T> T* adoptRefWillBeNoop(T* ptr)
 {
-    static const bool notRefCounted = !WTF::IsSubclassOfTemplate<typename WTF::RemoveConst<T>::Type, RefCounted>::value;
+    static const bool notRefCounted = !WTF::IsSubclassOfTemplate<typename std::remove_const<T>::type, RefCounted>::value;
     static_assert(notRefCounted, "you must adopt");
     return ptr;
 }
 
 template<typename T> T* adoptPtrWillBeNoop(T* ptr)
 {
-    static const bool notRefCounted = !WTF::IsSubclassOfTemplate<typename WTF::RemoveConst<T>::Type, RefCounted>::value;
+    static const bool notRefCounted = !WTF::IsSubclassOfTemplate<typename std::remove_const<T>::type, RefCounted>::value;
     static_assert(notRefCounted, "you must adopt");
     return ptr;
 }