Remove uses of result size in TailCallRuntime and friends

src/arm/macro-assembler-arm.h

Index: src/arm/macro-assembler-arm.h
diff --git a/src/arm/macro-assembler-arm.h b/src/arm/macro-assembler-arm.h
index 2d2cca3b0c35ecbe44a7aa22b4387a3f3a4c61db..71588094573dfa96da173a12709c3f0f15203189 100644
--- a/src/arm/macro-assembler-arm.h
+++ b/src/arm/macro-assembler-arm.h
@@ -1085,13 +1085,10 @@ class MacroAssembler: public Assembler {
   // Like JumpToExternalReference, but also takes care of passing the number
   // of parameters.
   void TailCallExternalReference(const ExternalReference& ext,
-                                 int num_arguments,
-                                 int result_size);
+                                 int num_arguments);
 
   // Convenience function: tail call a runtime routine (jump).
-  void TailCallRuntime(Runtime::FunctionId fid,
-                       int num_arguments,
-                       int result_size);
+  void TailCallRuntime(Runtime::FunctionId fid, int num_arguments);
 
   int CalculateStackPassedWords(int num_reg_arguments,
                                 int num_double_arguments);