Convert UnaryOpStub to a HydrogenCodeStub

src/arm/lithium-arm.h

Index: src/arm/lithium-arm.h
diff --git a/src/arm/lithium-arm.h b/src/arm/lithium-arm.h
index d3695b95de6c3fc5454a338cff23d7e529abab36..71e46599aae657114aa0664f87916a7d9a29efb2 100644
--- a/src/arm/lithium-arm.h
+++ b/src/arm/lithium-arm.h
@@ -119,6 +119,7 @@ class LCodeGen;
   V(IsConstructCallAndBranch)                   \
   V(IsObjectAndBranch)                          \
   V(IsStringAndBranch)                          \
+  V(IsNumberAndBranch)                          \
   V(IsSmiAndBranch)                             \
   V(IsUndetectableAndBranch)                    \
   V(Label)                                      \
@@ -926,6 +927,19 @@ 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) {