Convert UnaryOpStub to a HydrogenCodeStub

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 b04f3eec9225263b0c6202c9516b05b647eeba04..910827d84a847e663571c1966de7f404088f3075 100644
--- a/src/ia32/lithium-ia32.h
+++ b/src/ia32/lithium-ia32.h
@@ -115,6 +115,7 @@ class LCodeGen;
   V(IsObjectAndBranch)                          \
   V(IsStringAndBranch)                          \
   V(IsSmiAndBranch)                             \
+  V(IsNumberAndBranch)                          \
   V(IsUndetectableAndBranch)                    \
   V(Label)                                      \
   V(LazyBailout)                                \
@@ -884,6 +885,19 @@ class LIsObjectAndBranch: public LControlInstruction<1, 1> {
 };
 
 
+class LIsNumberAndBranch: public LControlInstruction<1, 0> {
+ public:
+  explicit LIsNumberAndBranch(LOperand* value) {
+    inputs_[0] = value;
+  }
+
+  LOperand* value() { return inputs_[0]; }
+
+  DECLARE_CONCRETE_INSTRUCTION(IsNumberAndBranch, "is-number-and-branch")
+  DECLARE_HYDROGEN_ACCESSOR(IsNumberAndBranch)
+};
+
+
 class LIsStringAndBranch: public LControlInstruction<1, 1> {
  public:
   LIsStringAndBranch(LOperand* value, LOperand* temp) {