Change static calls in unoptimized code to always call via a stub. Using ICData, the call count of …

runtime/vm/code_patcher_arm.cc

Index: runtime/vm/code_patcher_arm.cc
===================================================================
--- runtime/vm/code_patcher_arm.cc	(revision 24306)
+++ runtime/vm/code_patcher_arm.cc	(working copy)
@@ -71,6 +71,16 @@
   return 0;
 }
 
+
+RawFunction* CodePatcher::GetUnoptimizedStaticCallTargetAt(
+    uword return_address, const Code& code) {
+  ASSERT(code.ContainsInstructionAt(return_address));
+  CallPattern static_call(return_address, code);
+  ICData& ic_data = ICData::Handle();
+  ic_data ^= static_call.IcData();
+  return ic_data.GetTargetAt(0);
+}
+
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM