[regexp] Remove remainder of native RegExpExecStub

src/mips/simulator-mips.h

Index: src/mips/simulator-mips.h
diff --git a/src/mips/simulator-mips.h b/src/mips/simulator-mips.h
index 2785f913c9feda3e2a1585e95bf8723bc500901d..d32f6bc097d6c5b8e3731bbea97b23302d7407c2 100644
--- a/src/mips/simulator-mips.h
+++ b/src/mips/simulator-mips.h
@@ -26,18 +26,15 @@ namespace internal {
 #define CALL_GENERATED_CODE(isolate, entry, p0, p1, p2, p3, p4) \
   entry(p0, p1, p2, p3, p4)
 
-typedef int (*mips_regexp_matcher)(String*, int, const byte*, const byte*,
-                                   void*, int*, int, Address, int, Isolate*);
-
+typedef int (*mips_regexp_matcher)(String*, int, const byte*, const byte*, int*,
+                                   int, Address, int, Isolate*);
 
 // Call the generated regexp code directly. The code at the entry address
 // should act as a function matching the type arm_regexp_matcher.
-// The fifth argument is a dummy that reserves the space used for
-// the return address added by the ExitFrame in native calls.
 #define CALL_GENERATED_REGEXP_CODE(isolate, entry, p0, p1, p2, p3, p4, p5, p6, \
                                    p7, p8)                                     \
-  (FUNCTION_CAST<mips_regexp_matcher>(entry)(p0, p1, p2, p3, NULL, p4, p5, p6, \
-                                             p7, p8))
+  (FUNCTION_CAST<mips_regexp_matcher>(entry)(p0, p1, p2, p3, p4, p5, p6, p7,   \
+                                             p8))
 
 // The stack limit beyond which we will throw stack overflow errors in
 // generated code. Because generated code on mips uses the C stack, we
@@ -530,9 +527,8 @@ class Simulator {
 
 #define CALL_GENERATED_REGEXP_CODE(isolate, entry, p0, p1, p2, p3, p4, p5, p6, \
                                    p7, p8)                                     \
-  Simulator::current(isolate)                                                  \
-      ->Call(entry, 10, p0, p1, p2, p3, NULL, p4, p5, p6, p7, p8)
-
+  Simulator::current(isolate)->Call(entry, 9, p0, p1, p2, p3, p4, p5, p6, p7,  \
+                                    p8)
 
 // The simulator has its own stack. Thus it has a different stack limit from
 // the C-based native code.  The JS-based limit normally points near the end of