Return Object* instead of MaybeObject* from runtime calls.

src/ic.h

Index: src/ic.h
diff --git a/src/ic.h b/src/ic.h
index ea074ca3a28053ebfcedeac3539c3e4ce9b220bd..50be92ad8c2dd8e392b9fcbc93d92a4de9636352 100644
--- a/src/ic.h
+++ b/src/ic.h
@@ -969,15 +969,15 @@ class ToBooleanIC: public IC {
 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK };
 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check);
 
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadIC_MissFromStubFailure);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedStoreIC_MissFromStubFailure);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, UnaryOpIC_Miss);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, StoreIC_MissFromStubFailure);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, ElementsTransitionAndStoreIC_Miss);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, BinaryOpIC_Miss);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, BinaryOpIC_MissWithAllocationSite);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_Miss);
-DECLARE_RUNTIME_FUNCTION(MaybeObject*, ToBooleanIC_Miss);
+DECLARE_RUNTIME_FUNCTION(Object*, KeyedLoadIC_MissFromStubFailure);
+DECLARE_RUNTIME_FUNCTION(Object*, KeyedStoreIC_MissFromStubFailure);
+DECLARE_RUNTIME_FUNCTION(Object*, UnaryOpIC_Miss);
+DECLARE_RUNTIME_FUNCTION(Object*, StoreIC_MissFromStubFailure);
+DECLARE_RUNTIME_FUNCTION(Object*, ElementsTransitionAndStoreIC_Miss);
+DECLARE_RUNTIME_FUNCTION(Object*, BinaryOpIC_Miss);
+DECLARE_RUNTIME_FUNCTION(Object*, BinaryOpIC_MissWithAllocationSite);
+DECLARE_RUNTIME_FUNCTION(Object*, CompareNilIC_Miss);
+DECLARE_RUNTIME_FUNCTION(Object*, ToBooleanIC_Miss);
 
 
 } }  // namespace v8::internal