Simplify various name flavors in VM.

runtime/vm/profiler_service.cc

Index: runtime/vm/profiler_service.cc
diff --git a/runtime/vm/profiler_service.cc b/runtime/vm/profiler_service.cc
index 8152884af71fa9c94c5dac6d55f7bedd374717ac..017f662ef81f2859b148823fc6c1b1b57cfeeb06 100644
--- a/runtime/vm/profiler_service.cc
+++ b/runtime/vm/profiler_service.cc
@@ -553,16 +553,15 @@ ProfileFunction* ProfileCode::SetFunctionAndName(ProfileFunctionTable* table) {
     function = table->GetUnknown();
   } else if (kind() == kDartCode) {
     ASSERT(!code_.IsNull());
+    const String& name = String::Handle(code_.QualifiedName());
     const Object& obj = Object::Handle(code_.owner());
     if (obj.IsFunction()) {
-      const String& user_name = String::Handle(code_.PrettyName());
       function = table->LookupOrAdd(Function::Cast(obj));
-      SetName(user_name.ToCString());
+      SetName(name.ToCString());
     } else {
       // A stub.
-      const String& user_name = String::Handle(code_.PrettyName());
-      function = table->AddStub(start(), user_name.ToCString());
-      SetName(user_name.ToCString());
+      function = table->AddStub(start(), name.ToCString());
+      SetName(name.ToCString());
     }
   } else if (kind() == kNativeCode) {
     if (name() == NULL) {