Remove instructions and infrastructure related to IDEFs that is now obsolete (and was never turned …

src/x64/lithium-x64.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1727 matching lines @@
   LOperand* string = UseRegister(instr->string());
   LOperand* index = UseRegister(instr->index());
   ASSERT(rcx.is_byte_register());
   LOperand* value = UseFixed(instr->value(), rcx);
   LSeqStringSetChar* result =
       new(zone()) LSeqStringSetChar(instr->encoding(), string, index, value);
   return DefineSameAsFirst(result);
 }
 
 
-LInstruction* LChunkBuilder::DoNumericConstraint(HNumericConstraint* instr) {
-  return NULL;
-}
-
-
-LInstruction* LChunkBuilder::DoInductionVariableAnnotation(
-    HInductionVariableAnnotation* instr) {
-  return NULL;
-}
-
-
 LInstruction* LChunkBuilder::DoBoundsCheck(HBoundsCheck* instr) {
   LOperand* value = UseRegisterOrConstantAtStart(instr->index());
   LOperand* length = Use(instr->length());
   return AssignEnvironment(new(zone()) LBoundsCheck(value, length));
 }
 
 
 LInstruction* LChunkBuilder::DoBoundsCheckBaseIndexInformation(
     HBoundsCheckBaseIndexInformation* instr) {
   UNREACHABLE();
@@ skipping 769 matching lines @@
 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) {
   LOperand* object = UseRegister(instr->object());
   LOperand* index = UseTempRegister(instr->index());
   return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index));
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64