Eliminate dependencies on assemblers and code stubs in precompiled runtime.

runtime/vm/stub_code_arm64.cc

Index: runtime/vm/stub_code_arm64.cc
diff --git a/runtime/vm/stub_code_arm64.cc b/runtime/vm/stub_code_arm64.cc
index fac4ef6be683ebee723a34bcc10a305c0fb1ba7e..ba1b1e6f1d401c13244ada2d458f7cfef77d3230 100644
--- a/runtime/vm/stub_code_arm64.cc
+++ b/runtime/vm/stub_code_arm64.cc
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
-#if defined(TARGET_ARCH_ARM64)
+#if defined(TARGET_ARCH_ARM64) && !defined(DART_PRECOMPILED_RUNTIME)
 
 #include "vm/assembler.h"
 #include "vm/compiler.h"
@@ -124,13 +124,6 @@ void StubCode::GenerateCallToRuntimeStub(Assembler* assembler) {
 }
 
 
-// Print the stop message.
-DEFINE_LEAF_RUNTIME_ENTRY(void, PrintStopMessage, 1, const char* message) {
-  OS::Print("Stop message: %s\n", message);
-}
-END_LEAF_RUNTIME_ENTRY
-
-
 void StubCode::GeneratePrintStopMessageStub(Assembler* assembler) {
   __ Stop("GeneratePrintStopMessageStub");
 }
@@ -2386,4 +2379,4 @@ void StubCode::GenerateAsynchronousGapMarkerStub(Assembler* assembler) {
 
 }  // namespace dart
 
-#endif  // defined TARGET_ARCH_ARM64
+#endif  // defined(TARGET_ARCH_ARM64) && !defined(DART_PRECOMPILED_RUNTIME)