ia32: Fuse map and type checks in call ICs for API functions.

src/arm/stub-cache-arm.cc

Index: src/arm/stub-cache-arm.cc
diff --git a/src/arm/stub-cache-arm.cc b/src/arm/stub-cache-arm.cc
index d19a683dc881d0fceb561aae782343bd40972b16..6e48f907dd807d273b3950022b8ba796d8920f43 100644
--- a/src/arm/stub-cache-arm.cc
+++ b/src/arm/stub-cache-arm.cc
@@ -735,7 +735,11 @@ Register StubCompiler::CheckPrototypes(JSObject* object,
                                        Register holder_reg,
                                        Register scratch,
                                        String* name,
+                                       int save_at_depth,
                                        Label* miss) {
+  // TODO(<bug>): support object saving.
+  ASSERT(save_at_depth == kInvalidProtoDepth);
+
   // Check that the maps haven't changed.
   Register result =
       masm()->CheckMaps(object, object_reg, holder, holder_reg, scratch, miss);