[crankshaft] Remove HLoadNamedGeneric and use HCallWithDescriptor to call LoadIC.

src/crankshaft/mips/lithium-mips.cc

Index: src/crankshaft/mips/lithium-mips.cc
diff --git a/src/crankshaft/mips/lithium-mips.cc b/src/crankshaft/mips/lithium-mips.cc
index 1fe2d65fd2f56b9d7d3f75b57fcec4894c62c000..aacb942d6d5e77733b2375d532c799266684e248 100644
--- a/src/crankshaft/mips/lithium-mips.cc
+++ b/src/crankshaft/mips/lithium-mips.cc
@@ -1981,18 +1981,6 @@ LInstruction* LChunkBuilder::DoLoadNamedField(HLoadNamedField* instr) {
 }
 
 
-LInstruction* LChunkBuilder::DoLoadNamedGeneric(HLoadNamedGeneric* instr) {
-  LOperand* context = UseFixed(instr->context(), cp);
-  LOperand* object =
-      UseFixed(instr->object(), LoadDescriptor::ReceiverRegister());
-  LOperand* vector = FixedTemp(LoadWithVectorDescriptor::VectorRegister());
-
-  LInstruction* result =
-      DefineFixed(new(zone()) LLoadNamedGeneric(context, object, vector), v0);
-  return MarkAsCall(result, instr);
-}
-
-
 LInstruction* LChunkBuilder::DoLoadFunctionPrototype(
     HLoadFunctionPrototype* instr) {
   return AssignEnvironment(DefineAsRegister(