Change the interface of CallStubCompiler::CompileCallInterceptor.

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 0fc14da2f4b9fa43c8a5dbb5c70f0ace3f8f1f4a..98a10ffbd92332824fe08c53757e3979eb11cc58 100644
--- a/src/arm/stub-cache-arm.cc
+++ b/src/arm/stub-cache-arm.cc
@@ -964,7 +964,7 @@ Object* CallStubCompiler::CompileCallConstant(Object* object,
 }
 
 
-Object* CallStubCompiler::CompileCallInterceptor(Object* object,
+Object* CallStubCompiler::CompileCallInterceptor(JSObject* object,
                                                  JSObject* holder,
                                                  String* name) {
   // ----------- S t a t e -------------
@@ -994,9 +994,8 @@ Object* CallStubCompiler::CompileCallInterceptor(Object* object,
   __ BranchOnSmi(receiver, &miss);
 
   // Check that the maps haven't changed.
-  Register reg =
-      CheckPrototypes(JSObject::cast(object), receiver, holder,
-                      holder_reg, scratch, name, &miss);
+  Register reg = CheckPrototypes(object, receiver, holder, holder_reg,
+                                 scratch, name, &miss);
   if (!reg.is(holder_reg)) {
     __ mov(holder_reg, reg);
   }