Convert ToBooleanStub to a HydrogenStub. Currently just using HBranch, which is still fully impleme…

src/ic.h

Index: src/ic.h
diff --git a/src/ic.h b/src/ic.h
index 8fd96a69be214082de9b8ec77a82ef4cbe20d87d..97b9e673217c46709a4866893ce65a44e2efc55a 100644
--- a/src/ic.h
+++ b/src/ic.h
@@ -62,7 +62,7 @@ namespace internal {
   ICU(CompareIC_Miss)                                 \
   ICU(CompareNilIC_Miss)                              \
   ICU(Unreachable)                                    \
-  ICU(ToBoolean_Patch)
+  ICU(ToBooleanIC_Miss)
 //
 // IC is the base class for LoadIC, StoreIC, CallIC, KeyedLoadIC,
 // and KeyedStoreIC.
@@ -799,9 +799,11 @@ class CompareNilIC: public IC {
 
 class ToBooleanIC: public IC {
  public:
-  explicit ToBooleanIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) { }
+  explicit ToBooleanIC(Isolate* isolate) : IC(EXTRA_CALL_FRAME, isolate) { }
 
   void patch(Code* code);
+
+  MaybeObject* ToBoolean(Handle<Object> object, Code::ExtraICState state);
 };
 
 
@@ -811,8 +813,8 @@ void PatchInlinedSmiCode(Address address, InlinedSmiCheck check);
 
 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadIC_MissFromStubFailure);
 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedStoreIC_MissFromStubFailure);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_MissLight);
 DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_Miss);
+DECLARE_RUNTIME_FUNCTION(MaybeObject*, ToBooleanIC_Miss);
 
 
 } }  // namespace v8::internal