[builtins] Turn LoadIC_Miss and LoadIC_Slow builtins to TurboFan code stubs.

src/mips/code-stubs-mips.cc

Index: src/mips/code-stubs-mips.cc
diff --git a/src/mips/code-stubs-mips.cc b/src/mips/code-stubs-mips.cc
index 726c077d678905d4c73946c339dcb7fb6334bf5e..26c467bd949a6f47fbe8734ab77053ab5fe8cc53 100644
--- a/src/mips/code-stubs-mips.cc
+++ b/src/mips/code-stubs-mips.cc
@@ -1436,8 +1436,7 @@ void LoadIndexedStringStub::Generate(MacroAssembler* masm) {
   char_at_generator.GenerateSlow(masm, PART_OF_IC_HANDLER, call_helper);
 
   __ bind(&miss);
-  PropertyAccessCompiler::TailCallBuiltin(
-      masm, PropertyAccessCompiler::MissBuiltin(Code::KEYED_LOAD_IC));
+  PropertyAccessCompiler::TailCallMissHandler(masm, Code::KEYED_LOAD_IC);
 }
 
 
@@ -1452,8 +1451,7 @@ void FunctionPrototypeStub::Generate(MacroAssembler* masm) {
   NamedLoadHandlerCompiler::GenerateLoadFunctionPrototype(masm, receiver, t0,
                                                           t1, &miss);
   __ bind(&miss);
-  PropertyAccessCompiler::TailCallBuiltin(
-      masm, PropertyAccessCompiler::MissBuiltin(Code::LOAD_IC));
+  PropertyAccessCompiler::TailCallMissHandler(masm, Code::LOAD_IC);
 }
 
 void RegExpExecStub::Generate(MacroAssembler* masm) {