[interpreter] Deprecate --ignition-fallback-on-catch flag.

test/cctest/compiler/test-run-bytecode-graph-builder.cc

 // Copyright 2015 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 <utility>
 
 #include "src/compiler/pipeline.h"
 #include "src/execution.h"
 #include "src/handles.h"
 #include "src/interpreter/bytecode-array-builder.h"
@@ skipping 52 matching lines @@
 
 
 class BytecodeGraphTester {
  public:
   BytecodeGraphTester(Isolate* isolate, Zone* zone, const char* script,
                       const char* filter = kFunctionName)
       : isolate_(isolate), zone_(zone), script_(script) {
     i::FLAG_ignition = true;
     i::FLAG_always_opt = false;
     i::FLAG_allow_natives_syntax = true;
-    i::FLAG_ignition_fallback_on_catch = false;
     // Set ignition filter flag via SetFlagsFromString to avoid double-free
     // (or potential leak with StrDup() based on ownership confusion).
     ScopedVector<char> ignition_filter(64);
     SNPrintF(ignition_filter, "--ignition-filter=%s", filter);
     FlagList::SetFlagsFromString(ignition_filter.start(),
                                  ignition_filter.length());
     // Ensure handler table is generated.
     isolate->interpreter()->Initialize();
   }
   virtual ~BytecodeGraphTester() {}
@@ skipping 2339 matching lines @@
           callable(factory->NewNumberFromInt(a)).ToHandleChecked();
       static const int results[] = {11, 12, 2};
       CHECK_EQ(Handle<Smi>::cast(return_val)->value(), results[a]);
     }
   }
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8