Refactor bailout reasons and disable optimization in more cases.

src/x64/lithium-x64.cc

Index: src/x64/lithium-x64.cc
diff --git a/src/x64/lithium-x64.cc b/src/x64/lithium-x64.cc
index 815038b9e699d2fa053f8c9b912da22e9045166b..69f50b1beed5fbed238f7c711bc22f15aff12cff 100644
--- a/src/x64/lithium-x64.cc
+++ b/src/x64/lithium-x64.cc
@@ -449,12 +449,6 @@ LPlatformChunk* LChunkBuilder::Build() {
 }
 
 
-void LChunkBuilder::Abort(BailoutReason reason) {
-  info()->set_bailout_reason(reason);
-  status_ = ABORTED;
-}
-
-
 LUnallocated* LChunkBuilder::ToUnallocated(Register reg) {
   return new(zone()) LUnallocated(LUnallocated::FIXED_REGISTER,
                                   Register::ToAllocationIndex(reg));
@@ -2513,7 +2507,7 @@ LInstruction* LChunkBuilder::DoUnknownOSRValue(HUnknownOSRValue* instr) {
   } else {
     spill_index = env_index - instr->environment()->first_local_index();
     if (spill_index > LUnallocated::kMaxFixedSlotIndex) {
-      Abort(kTooManySpillSlotsNeededForOSR);
+      Retry(kTooManySpillSlotsNeededForOSR);
       spill_index = 0;
     }
   }