Move LookupResult into crankshaft as that's now the only place where it's still used

src/property.cc

Index: src/property.cc
diff --git a/src/property.cc b/src/property.cc
index 961b04342053fe2f245e1affd572b97298221028..3b4ddafd82c4450dbe44a3ca640724ba47115dee 100644
--- a/src/property.cc
+++ b/src/property.cc
@@ -10,26 +10,6 @@
 namespace v8 {
 namespace internal {
 
-void LookupResult::Iterate(ObjectVisitor* visitor) {
-  LookupResult* current = this;  // Could be NULL.
-  while (current != NULL) {
-    visitor->VisitPointer(bit_cast<Object**>(&current->transition_));
-    current = current->next_;
-  }
-}
-
-
-std::ostream& operator<<(std::ostream& os, const LookupResult& r) {
-  if (!r.IsFound()) return os << "Not Found\n";
-
-  os << "LookupResult:\n";
-  if (r.IsTransition()) {
-    os << " -transition target:\n" << Brief(r.GetTransitionTarget()) << "\n";
-  }
-  return os;
-}
-
-
 std::ostream& operator<<(std::ostream& os,
                          const PropertyAttributes& attributes) {
   os << "[";