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

webkit/plugins/ppapi/ppb_buffer_impl.cc

Index: webkit/plugins/ppapi/ppb_buffer_impl.cc
diff --git a/webkit/plugins/ppapi/ppb_buffer_impl.cc b/webkit/plugins/ppapi/ppb_buffer_impl.cc
index ffc793215c560b6394241438fd7dbfc26d5d9c08..c00a9db30bd1ea49b0bb8fb7d47085e6d8a47cce 100644
--- a/webkit/plugins/ppapi/ppb_buffer_impl.cc
+++ b/webkit/plugins/ppapi/ppb_buffer_impl.cc
@@ -32,7 +32,7 @@ PPB_Buffer_Impl::~PPB_Buffer_Impl() {
 // static
 PP_Resource PPB_Buffer_Impl::Create(PP_Instance instance, uint32_t size) {
   scoped_refptr<PPB_Buffer_Impl> new_resource(CreateResource(instance, size));
-  if (new_resource)
+  if (new_resource.get())
     return new_resource->GetReference();
   return 0;
 }