Fix Flutter profile_unopt and release_unopt builds

runtime/vm/jit_optimizer.cc

Index: runtime/vm/jit_optimizer.cc
diff --git a/runtime/vm/jit_optimizer.cc b/runtime/vm/jit_optimizer.cc
index 1a7cf2e99bc4629f7e379272591d88d004ed4e3f..ff691b06c24480e2ad805095bbcd1fbcf0dd70ca 100644
--- a/runtime/vm/jit_optimizer.cc
+++ b/runtime/vm/jit_optimizer.cc
@@ -1,7 +1,7 @@
 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
-
+#ifndef DART_PRECOMPILED_RUNTIME
 #include "vm/jit_optimizer.h"
 
 #include "vm/bit_vector.h"
@@ -1864,3 +1864,4 @@ bool JitOptimizer::TryInlineInstanceSetter(InstanceCallInstr* instr,
 
 
 }  // namespace dart
+#endif  // DART_PRECOMPILED_RUNTIME