Merged r16358, r16372, r16406, r16431, r16443 into 3.20 branch.

src/ia32/lithium-ia32.cc

Index: src/ia32/lithium-ia32.cc
diff --git a/src/ia32/lithium-ia32.cc b/src/ia32/lithium-ia32.cc
index b3158685fcf40e3e60d7088b8af06e9e39fa0775..c93c3cfe253dfc7abd6bcfcb7500e92b68beffc4 100644
--- a/src/ia32/lithium-ia32.cc
+++ b/src/ia32/lithium-ia32.cc
@@ -1880,13 +1880,6 @@ LInstruction* LChunkBuilder::DoBoundsCheckBaseIndexInformation(
 }
 
 
-LInstruction* LChunkBuilder::DoAbnormalExit(HAbnormalExit* instr) {
-  // The control instruction marking the end of a block that completed
-  // abruptly (e.g., threw an exception).  There is nothing specific to do.
-  return NULL;
-}
-
-
 LInstruction* LChunkBuilder::DoThrow(HThrow* instr) {
   LOperand* context = UseFixed(instr->context(), esi);
   LOperand* value = UseFixed(instr->value(), eax);