- Canonicalize types, type_arguments only when the object is marked as being from the core librarie…

runtime/vm/dart_api_message.h

Index: runtime/vm/dart_api_message.h
===================================================================
--- runtime/vm/dart_api_message.h	(revision 20419)
+++ runtime/vm/dart_api_message.h	(working copy)
@@ -119,10 +119,11 @@
 
 class ApiMessageWriter : public BaseWriter {
  public:
-  static const intptr_t kIncrementSize = 512;
+  static const intptr_t kInitialSize = 512;
   ApiMessageWriter(uint8_t** buffer, ReAlloc alloc)
-      : BaseWriter(buffer, alloc, kIncrementSize), object_id_(0),
-        forward_list_(NULL), forward_list_length_(0), forward_id_(0) {
+      : BaseWriter(buffer, alloc, kInitialSize),
+        object_id_(0), forward_list_(NULL),
+        forward_list_length_(0), forward_id_(0) {
     ASSERT(kDartCObjectTypeMask >= Dart_CObject::kNumberOfTypes - 1);
   }
   ~ApiMessageWriter() {