MIPS: Make IC patching resilient to flushing of the original target() ic.

src/mips/ic-mips.cc

Index: src/mips/ic-mips.cc
diff --git a/src/mips/ic-mips.cc b/src/mips/ic-mips.cc
index 6db9892beb37e813dead72d598f37d4438039b28..e434fdb77417a2147dcecb1a15d42f5857fb204b 100644
--- a/src/mips/ic-mips.cc
+++ b/src/mips/ic-mips.cc
@@ -659,7 +659,8 @@ void LoadIC::GenerateMegamorphic(MacroAssembler* masm) {
 
   // Probe the stub cache.
   Code::Flags flags = Code::ComputeFlags(
-      Code::LOAD_IC, MONOMORPHIC, Code::HANDLER_FRAGMENT);
+      Code::STUB, MONOMORPHIC, Code::kNoExtraICState,
+      Code::NORMAL, Code::LOAD_IC);
   Isolate::Current()->stub_cache()->GenerateProbe(
       masm, flags, a0, a2, a3, t0, t1, t2);