Enable allocation tracing for classes owned by vm isolate

runtime/vm/intermediate_language_x64.cc

Index: runtime/vm/intermediate_language_x64.cc
diff --git a/runtime/vm/intermediate_language_x64.cc b/runtime/vm/intermediate_language_x64.cc
index 84afa6fe150a94d6e6dd77e19fa61203df4d6e92..927c699aa8398986e4c776b25634c9202139025d 100644
--- a/runtime/vm/intermediate_language_x64.cc
+++ b/runtime/vm/intermediate_language_x64.cc
@@ -2127,6 +2127,9 @@ void CreateArrayInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   }
 
   __ Bind(&slow_path);
+  const Code& stub = Code::Handle(compiler->isolate(),
+                                  StubCode::AllocateArray_entry()->code());
+  compiler->AddStubCallTarget(stub);
   compiler->GenerateCall(token_pos(),
                          *StubCode::AllocateArray_entry(),
                          RawPcDescriptors::kOther,
@@ -2397,6 +2400,9 @@ class AllocateContextSlowPath : public SlowPathCode {
     compiler->SaveLiveRegisters(locs);
 
     __ LoadImmediate(R10, Immediate(instruction_->num_context_variables()));
+    const Code& stub = Code::Handle(compiler->isolate(),
+                                    StubCode::AllocateContext_entry()->code());
+    compiler->AddStubCallTarget(stub);
     compiler->GenerateCall(instruction_->token_pos(),
                            *StubCode::AllocateContext_entry(),
                            RawPcDescriptors::kOther,