Don't track allocations in product mode.

runtime/vm/assembler_x64.cc

Index: runtime/vm/assembler_x64.cc
diff --git a/runtime/vm/assembler_x64.cc b/runtime/vm/assembler_x64.cc
index 7c6ed4663791fc2664748043efdfb6680d68b8d2..19027799f840326cc862ce1e583f7e550b3c147d 100644
--- a/runtime/vm/assembler_x64.cc
+++ b/runtime/vm/assembler_x64.cc
@@ -3321,6 +3321,7 @@ void Assembler::LeaveStubFrame() {
 }
 
 
+#ifndef PRODUCT

[Florian Schneider, 2016/07/12 20:13:41]

What about the other platforms?

[rmacnak, 2016/07/12 21:00:39]

Done.

 void Assembler::MaybeTraceAllocation(intptr_t cid,
                                      Label* trace,
                                      bool near_jump) {
@@ -3375,6 +3376,7 @@ void Assembler::UpdateAllocationStatsWithSize(intptr_t cid,
   intptr_t size_offset = ClassTable::SizeOffsetFor(cid, space == Heap::kNew);
   addq(Address(temp_reg, size_offset), Immediate(size_in_bytes));
 }
+#endif  // !PRODUCT
 
 
 void Assembler::TryAllocate(const Class& cls,