Remove uses of result size in TailCallRuntime and friends

src/x87/macro-assembler-x87.h

Index: src/x87/macro-assembler-x87.h
diff --git a/src/x87/macro-assembler-x87.h b/src/x87/macro-assembler-x87.h
index 5a6bc7abff6080552a08663d6bce3c0898f3da60..0909f268e1e8deb6d89ae2a13a5be83201cdfb90 100644
--- a/src/x87/macro-assembler-x87.h
+++ b/src/x87/macro-assembler-x87.h
@@ -678,11 +678,10 @@ 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);
 
   // Before calling a C-function from generated code, align arguments on stack.
   // After aligning the frame, arguments must be stored in esp[0], esp[4],