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

src/mips/lithium-mips.cc

Index: src/mips/lithium-mips.cc
diff --git a/src/mips/lithium-mips.cc b/src/mips/lithium-mips.cc
index a5371f7d67334fffd712fd6ac672e1b842709a10..961eb65886299a94695b48f299a6b647ca7dd449 100644
--- a/src/mips/lithium-mips.cc
+++ b/src/mips/lithium-mips.cc
@@ -1753,17 +1753,6 @@ LInstruction* LChunkBuilder::DoSeqStringSetChar(HSeqStringSetChar* instr) {
 }
 
 
-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 = UseRegister(instr->length());