De-virtualize GenerateNameCheck.

src/mips/stub-cache-mips.cc

Index: src/mips/stub-cache-mips.cc
diff --git a/src/mips/stub-cache-mips.cc b/src/mips/stub-cache-mips.cc
index c819ce2259158dbce7d626e9fda7986296281abb..6427f98800edead458f8e5a4d4017851ea66bbde 100644
--- a/src/mips/stub-cache-mips.cc
+++ b/src/mips/stub-cache-mips.cc
@@ -2516,20 +2516,6 @@ Register* KeyedStoreStubCompiler::registers() {
 }
 
 
-void KeyedLoadStubCompiler::GenerateNameCheck(Handle<Name> name,
-                                              Register name_reg,
-                                              Label* miss) {
-  __ Branch(miss, ne, name_reg, Operand(name));
-}
-
-
-void KeyedStoreStubCompiler::GenerateNameCheck(Handle<Name> name,
-                                               Register name_reg,
-                                               Label* miss) {
-  __ Branch(miss, ne, name_reg, Operand(name));
-}
-
-
 #undef __
 #define __ ACCESS_MASM(masm)
 
@@ -2609,8 +2595,9 @@ Handle<Code> BaseLoadStoreStubCompiler::CompilePolymorphicIC(
     IcCheckType check) {
   Label miss;
 
-  if (check == PROPERTY) {
-    GenerateNameCheck(name, this->name(), &miss);
+  if (check == PROPERTY &&
+      (kind() == Code::KEYED_LOAD_IC || kind() == Code::KEYED_STORE_IC)) {
+    __ Branch(&miss, ne, this->name(), Operand(name));
   }
 
   Label number_case;