Count per check hits in ICData.

runtime/vm/il_printer.cc

Index: runtime/vm/il_printer.cc
diff --git a/runtime/vm/il_printer.cc b/runtime/vm/il_printer.cc
index 3984e9d770c84ffd95b23dcbd278475d6095bd5d..8e3927376149d930c3fb855ae6d7c3627c01f29f 100644
--- a/runtime/vm/il_printer.cc
+++ b/runtime/vm/il_printer.cc
@@ -112,7 +112,8 @@ static void PrintICData(BufferFormatter* f, const ICData& ic_data) {
   Function& target = Function::Handle();
   for (intptr_t i = 0; i < ic_data.NumberOfChecks(); i++) {
     GrowableArray<intptr_t> class_ids;
-    ic_data.GetCheckAt(i, &class_ids, &target);
+    intptr_t count = 0;
+    ic_data.GetCheckAt(i, &class_ids, &target, &count);
     if (i > 0) {
       f->Print(" | ");
     }
@@ -124,6 +125,9 @@ static void PrintICData(BufferFormatter* f, const ICData& ic_data) {
           Class::Handle(Isolate::Current()->class_table()->At(class_ids[k]));
       f->Print("%s", String::Handle(cls.Name()).ToCString());
     }
+    if (count > 0) {
+      f->Print(" #%"Pd, count);
+    }
   }
   f->Print("]");
 }