[Interpreter] Remove unused --ignition-eager flag.

src/parsing/parser.cc

 // Copyright 2012 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/parsing/parser.h"
 
 #include <memory>
 
 #include "src/api.h"
 #include "src/ast/ast-expression-rewriter.h"
@@ skipping 596 matching lines @@
   // parser records.
   // If the debugger requests compilation for break points, we cannot be
   // aggressive about lazy compilation, because it might trigger compilation
   // of functions without an outer context when setting a breakpoint through
   // Debug::FindSharedFunctionInfoInScript
   bool can_compile_lazily = FLAG_lazy && !info->is_debug();
 
   // Consider compiling eagerly when targeting the code cache.
   can_compile_lazily &= !(FLAG_serialize_eager && info->will_serialize());
 
-  // Consider compiling eagerly when compiling bytecode for Ignition.
-  can_compile_lazily &= !(FLAG_ignition && FLAG_ignition_eager &&
-                          info->isolate()->serializer_enabled());
-
   set_default_eager_compile_hint(can_compile_lazily
                                      ? FunctionLiteral::kShouldLazyCompile
                                      : FunctionLiteral::kShouldEagerCompile);
   set_allow_lazy(FLAG_lazy && info->allow_lazy_parsing() &&
                  !info->is_native() && info->extension() == nullptr &&
                  can_compile_lazily);
   set_allow_natives(FLAG_allow_natives_syntax || info->is_native());
   set_allow_tailcalls(FLAG_harmony_tailcalls && !info->is_native() &&
                       info->isolate()->is_tail_call_elimination_enabled());
   set_allow_harmony_do_expressions(FLAG_harmony_do_expressions);
@@ skipping 4775 matching lines @@
 
   return final_loop;
 }
 
 #undef CHECK_OK
 #undef CHECK_OK_VOID
 #undef CHECK_FAILED
 
 }  // namespace internal
 }  // namespace v8