Unbreak non-SSE2 ia32 platforms.

src/ia32/lithium-ia32.h

Index: src/ia32/lithium-ia32.h
diff --git a/src/ia32/lithium-ia32.h b/src/ia32/lithium-ia32.h
index 7ef71d7e7a6946d79708a8520660f0756d44f850..1bf402b1fe8145ef3dc97ec4bb53b80200f8e3b3 100644
--- a/src/ia32/lithium-ia32.h
+++ b/src/ia32/lithium-ia32.h
@@ -1883,11 +1883,10 @@ class LNumberTagI: public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LNumberTagU: public LTemplateInstruction<1, 1, 1> {
+class LNumberTagU: public LTemplateInstruction<1, 1, 0> {
  public:
-  explicit LNumberTagU(LOperand* value, LOperand* temp) {
+  explicit LNumberTagU(LOperand* value) {
     inputs_[0] = value;
-    temps_[0] = temp;
   }
 
   LOperand* value() { return inputs_[0]; }