Use call counts to prevent cold calls from being inlined.

runtime/vm/object.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // 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.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
@@ skipping 7778 matching lines @@
 intptr_t ICData::GetCountAt(intptr_t index) const {
   const Array& data = Array::Handle(ic_data());
   const intptr_t data_pos = index * TestEntryLength() +
       CountIndexFor(num_args_tested());
   Smi& smi = Smi::Handle();
   smi ^= data.At(data_pos);
   return smi.Value();
 }
 
 
+intptr_t ICData::AggregateCount() const {
+  const intptr_t len = NumberOfChecks();
+  intptr_t count = 0;
+  for (intptr_t i = 0; i < len; i++) {
+    count += GetCountAt(i);
+  }
+  return count;
+}
+
+
 RawFunction* ICData::GetTargetForReceiverClassId(intptr_t class_id) const {
   const intptr_t len = NumberOfChecks();
   for (intptr_t i = 0; i < len; i++) {
     if (GetReceiverClassIdAt(i) == class_id) {
       return GetTargetAt(i);
     }
   }
   return Function::null();
 }
 
@@ skipping 4674 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart