Replace HThrow with HCallRuntime.

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 d50313f88f3137ab5a40157a5f72b2542d1db551..d0c24680c4a99fae59177009f6147f7cae826b91 100644
--- a/src/ia32/lithium-ia32.cc
+++ b/src/ia32/lithium-ia32.cc
@@ -1779,13 +1779,6 @@ LInstruction* LChunkBuilder::DoAbnormalExit(HAbnormalExit* instr) {
 }
 
 
-LInstruction* LChunkBuilder::DoThrow(HThrow* instr) {
-  LOperand* context = UseFixed(instr->context(), esi);
-  LOperand* value = UseFixed(instr->value(), eax);
-  return MarkAsCall(new(zone()) LThrow(context, value), instr);
-}
-
-
 LInstruction* LChunkBuilder::DoUseConst(HUseConst* instr) {
   return NULL;
 }