MIPS: Cache IC handlers on the prototype's map if possible.

src/mips64/ic-mips64.cc

Index: src/mips64/ic-mips64.cc
diff --git a/src/mips64/ic-mips64.cc b/src/mips64/ic-mips64.cc
index 17241d66f76718c340dd5895aeb9a20afe7719aa..49d9c4a598d8c4c2105f6ec2e1ccee31b08686c7 100644
--- a/src/mips64/ic-mips64.cc
+++ b/src/mips64/ic-mips64.cc
@@ -283,7 +283,8 @@ void LoadIC::GenerateMegamorphic(MacroAssembler* masm) {
   ASSERT(name.is(a2));
 
   // Probe the stub cache.
-  Code::Flags flags = Code::ComputeHandlerFlags(Code::LOAD_IC);
+  Code::Flags flags = Code::RemoveTypeAndHolderFromFlags(
+      Code::ComputeHandlerFlags(Code::LOAD_IC));
   masm->isolate()->stub_cache()->GenerateProbe(
       masm, flags, receiver, name, a3, a4, a5, a6);
 
@@ -1114,7 +1115,8 @@ void StoreIC::GenerateMegamorphic(MacroAssembler* masm) {
   ASSERT(ValueRegister().is(a0));
 
   // Get the receiver from the stack and probe the stub cache.
-  Code::Flags flags = Code::ComputeHandlerFlags(Code::STORE_IC);
+  Code::Flags flags = Code::RemoveTypeAndHolderFromFlags(
+      Code::ComputeHandlerFlags(Code::STORE_IC));
   masm->isolate()->stub_cache()->GenerateProbe(
       masm, flags, receiver, name, a3, a4, a5, a6);