Deprecate the %IsConstructCall intrinsic completely.

src/crankshaft/arm64/lithium-arm64.cc

Index: src/crankshaft/arm64/lithium-arm64.cc
diff --git a/src/crankshaft/arm64/lithium-arm64.cc b/src/crankshaft/arm64/lithium-arm64.cc
index a68ca94a3f961da98f5e40c188d99ee7303817d9..9c48b28f9464eb0962a8c530615caa76a16feeb8 100644
--- a/src/crankshaft/arm64/lithium-arm64.cc
+++ b/src/crankshaft/arm64/lithium-arm64.cc
@@ -1571,12 +1571,6 @@ LInstruction* LChunkBuilder::DoInvokeFunction(HInvokeFunction* instr) {
 }
 
 
-LInstruction* LChunkBuilder::DoIsConstructCallAndBranch(
-    HIsConstructCallAndBranch* instr) {
-  return new(zone()) LIsConstructCallAndBranch(TempRegister(), TempRegister());
-}
-
-
 LInstruction* LChunkBuilder::DoCompareMinusZeroAndBranch(
     HCompareMinusZeroAndBranch* instr) {
   LOperand* value = UseRegister(instr->value());