-Fix display of megamorphic miss function.

runtime/vm/service.cc

Index: runtime/vm/service.cc
diff --git a/runtime/vm/service.cc b/runtime/vm/service.cc
index 4662ff9fdd0a1a90e602fc52a4ab9578b5f16ec1..a548faa1638a56c889870df06261f49c25e9d294 100644
--- a/runtime/vm/service.cc
+++ b/runtime/vm/service.cc
@@ -1763,6 +1763,10 @@ static const MethodParameter* evaluate_params[] = {
 
 
 static bool Evaluate(Isolate* isolate, JSONStream* js) {
+  if (!isolate->compilation_allowed()) {
+    js->PrintError(kFeatureDisabled, "Cannot evaluate after precompilation");

[Cutch, 2015/10/13 16:23:15]

How about:

Cannot evaluate when running a precompiled Dart application.

[rmacnak, 2015/10/13 17:26:33]

Done.

+    return true;
+  }
   const char* target_id = js->LookupParam("targetId");
   if (target_id == NULL) {
     PrintMissingParamError(js, "targetId");
@@ -1832,6 +1836,10 @@ static const MethodParameter* evaluate_in_frame_params[] = {
 
 
 static bool EvaluateInFrame(Isolate* isolate, JSONStream* js) {
+  if (!isolate->compilation_allowed()) {
+    js->PrintError(kFeatureDisabled, "Cannot evaluate after precompilation");
+    return true;
+  }
   DebuggerStackTrace* stack = isolate->debugger()->StackTrace();
   intptr_t framePos = UIntParameter::Parse(js->LookupParam("frameIndex"));
   if (framePos > stack->Length()) {