Reapply "Eliminate dependencies on assemblers and code stubs in precompiled runtime."

runtime/vm/constant_propagator.cc

Index: runtime/vm/constant_propagator.cc
diff --git a/runtime/vm/constant_propagator.cc b/runtime/vm/constant_propagator.cc
index 40363cbd1f2fd90f6ed87586cdaf79fa6c69d0e8..bd600d5eba03015b87c47a3968ad87745d8e0d37 100644
--- a/runtime/vm/constant_propagator.cc
+++ b/runtime/vm/constant_propagator.cc
@@ -2,6 +2,8 @@
 // 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.
 
+#if !defined(DART_PRECOMPILED_RUNTIME)
+
 #include "vm/constant_propagator.h"
 
 #include "vm/bit_vector.h"
@@ -1584,3 +1586,5 @@ void ConstantPropagator::Transform() {
 }
 
 }  // namespace dart
+
+#endif  // !defined(DART_PRECOMPILED_RUNTIME)