Revert change 6302 until the compiler warning is addressed.

vm/raw_object.cc

Index: vm/raw_object.cc
===================================================================
--- vm/raw_object.cc	(revision 6302)
+++ vm/raw_object.cc	(working copy)
@@ -228,12 +228,6 @@
 }
 
 
-bool RawObject::FindObject(FindObjectVisitor* visitor) {
-  ASSERT(visitor != NULL);
-  return visitor->FindObject(const_cast<RawObject*>(this));
-}
-
-
 intptr_t RawClass::VisitClassPointers(RawClass* raw_obj,
                                       ObjectPointerVisitor* visitor) {
   visitor->VisitPointers(raw_obj->from(), raw_obj->to());
@@ -375,23 +369,6 @@
 }
 
 
-bool RawInstructions::ContainsPC(RawObject* raw_obj, uword pc) {
-  RawClass* raw_class = raw_obj->ptr()->class_;
-  ObjectKind instance_kind = raw_class->ptr()->instance_kind_;
-  if (instance_kind == kInstructions) {
-    RawInstructions* raw_instr = reinterpret_cast<RawInstructions*>(raw_obj);
-    uword start_pc =
-        reinterpret_cast<uword>(raw_instr->ptr()) + Instructions::HeaderSize();
-    uword end_pc = start_pc + raw_instr->ptr()->size_;
-    ASSERT(end_pc > start_pc);
-    if ((pc >= start_pc) && (pc < end_pc)) {
-      return true;
-    }
-  }
-  return false;
-}
-
-
 intptr_t RawPcDescriptors::VisitPcDescriptorsPointers(
     RawPcDescriptors* raw_obj, ObjectPointerVisitor* visitor) {
   RawPcDescriptors* obj = raw_obj->ptr();