Delete Runtime_NotifyOSR.

src/mips/builtins-mips.cc

Index: src/mips/builtins-mips.cc
diff --git a/src/mips/builtins-mips.cc b/src/mips/builtins-mips.cc
index e528dd7d0eb479751589a206efb4e332ede1d646..1b18140cbc310f57804ea2c79db6db671b812334 100644
--- a/src/mips/builtins-mips.cc
+++ b/src/mips/builtins-mips.cc
@@ -924,23 +924,6 @@ void Builtins::Generate_NotifyLazyDeoptimized(MacroAssembler* masm) {
 }
 
 
-void Builtins::Generate_NotifyOSR(MacroAssembler* masm) {
-  // For now, we are relying on the fact that Runtime::NotifyOSR
-  // doesn't do any garbage collection which allows us to save/restore
-  // the registers without worrying about which of them contain
-  // pointers. This seems a bit fragile.
-  RegList saved_regs =
-      (kJSCallerSaved | kCalleeSaved | ra.bit() | fp.bit()) & ~sp.bit();
-  __ MultiPush(saved_regs);
-  {
-    FrameScope scope(masm, StackFrame::INTERNAL);
-    __ CallRuntime(Runtime::kNotifyOSR, 0);
-  }
-  __ MultiPop(saved_regs);
-  __ Ret();
-}
-
-
 void Builtins::Generate_OnStackReplacement(MacroAssembler* masm) {
   // Lookup the function in the JavaScript frame.
   __ lw(a0, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));