[turbofan] Deprecate --turbo-try-finally flag.

src/compiler/ast-graph-builder.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/ast-graph-builder.h"
 
 #include "src/ast/scopes.h"
 #include "src/compiler.h"
 #include "src/compiler/ast-loop-assignment-analyzer.h"
 #include "src/compiler/control-builders.h"
@@ skipping 1512 matching lines @@
 
   // The result value, dispatch token and message is restored from the operand
   // stack (this is in sync with FullCodeGenerator::ExitFinallyBlock).
   message = environment()->Pop();
   result = environment()->Pop();
   token = environment()->Pop();
   NewNode(javascript()->StoreMessage(), message);
 
   // Dynamic dispatch after the finally-block.
   commands->ApplyDeferredCommands(token, result);
-
-  // TODO(mstarzinger): Remove bailout once everything works.
-  if (!FLAG_turbo_try_finally) SetStackOverflow();
 }
 
 
 void AstGraphBuilder::VisitDebuggerStatement(DebuggerStatement* stmt) {
   Node* node =
       NewNode(javascript()->CallRuntime(Runtime::kHandleDebuggerStatement));
   PrepareFrameState(node, stmt->DebugBreakId());
   environment()->MarkAllLocalsLive();
 }
 
@@ skipping 2818 matching lines @@
     // Phi does not exist yet, introduce one.
     value = NewPhi(inputs, value, control);
     value->ReplaceInput(inputs - 1, other);
   }
   return value;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8