Make HTypeofIsAndBranch accept any representation input

src/hydrogen-instructions.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1159 matching lines @@
 }
 
 
 void HTypeofIsAndBranch::PrintDataTo(StringStream* stream) {
   value()->PrintNameTo(stream);
   stream->Add(" == %o", *type_literal_);
   HControlInstruction::PrintDataTo(stream);
 }
 
 
+bool HTypeofIsAndBranch::KnownSuccessorBlock(HBasicBlock** block) {
+  if (value()->representation().IsSpecialization()) {
+    if (compares_number_type()) {
+      *block = FirstSuccessor();
+    } else {
+      *block = SecondSuccessor();
+    }
+    return true;
+  }
+  *block = NULL;
+  return false;
+}
+
+
 void HCheckMapValue::PrintDataTo(StringStream* stream) {
   value()->PrintNameTo(stream);
   stream->Add(" ");
   map()->PrintNameTo(stream);
 }
 
 
 void HForInPrepareMap::PrintDataTo(StringStream* stream) {
   enumerable()->PrintNameTo(stream);
 }
@@ skipping 3154 matching lines @@
       break;
     case kExternalMemory:
       stream->Add("[external-memory]");
       break;
   }
 
   stream->Add("@%d", offset());
 }
 
 } }  // namespace v8::internal