Remove Frame, merge shadow and quick representations.

Change-Id: I5ae03a5e52111792d2df7e83cbd89ab25777844b
diff --git a/src/oat/runtime/arm/context_arm.h b/src/oat/runtime/arm/context_arm.h
index 73cb50f..6f42cc3 100644
--- a/src/oat/runtime/arm/context_arm.h
+++ b/src/oat/runtime/arm/context_arm.h
@@ -28,7 +28,7 @@
   ArmContext();
   virtual ~ArmContext() {}
 
-  virtual void FillCalleeSaves(const Frame& fr);
+  virtual void FillCalleeSaves(const StackVisitor& fr);
 
   virtual void SetSP(uintptr_t new_sp) {
     gprs_[SP] = new_sp;