Remove mirrors in product mode

runtime/vm/flow_graph_compiler.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_XXX.
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/bit_vector.h"
 #include "vm/cha.h"
@@ skipping 52 matching lines @@
 DECLARE_FLAG(int, regexp_optimization_counter_threshold);
 DECLARE_FLAG(int, reoptimization_counter_threshold);
 DECLARE_FLAG(int, stacktrace_every);
 DECLARE_FLAG(charp, stacktrace_filter);
 DECLARE_FLAG(bool, use_field_guards);
 DECLARE_FLAG(bool, use_cha_deopt);
 DECLARE_FLAG(bool, use_osr);
 DECLARE_FLAG(bool, print_stop_message);
 DECLARE_FLAG(bool, lazy_dispatchers);
 DECLARE_FLAG(bool, interpret_irregexp);
-DECLARE_FLAG(bool, enable_mirrors);
 DECLARE_FLAG(bool, link_natives_lazily);
 DECLARE_FLAG(bool, trace_compiler);
 DECLARE_FLAG(int, inlining_hotness);
 DECLARE_FLAG(int, inlining_size_threshold);
 DECLARE_FLAG(int, inlining_callee_size_threshold);
 DECLARE_FLAG(int, inline_getters_setters_smaller_than);
 DECLARE_FLAG(int, inlining_depth_threshold);
 DECLARE_FLAG(int, inlining_caller_size_threshold);
 DECLARE_FLAG(int, inlining_constant_arguments_max_size_threshold);
 DECLARE_FLAG(int, inlining_constant_arguments_min_size_threshold);
 
 bool FLAG_precompilation = false;
 static void PrecompilationModeHandler(bool value) {
   if (value) {
 #if defined(TARGET_ARCH_IA32)
     FATAL("Precompilation not supported on IA32");
 #endif
     FLAG_precompilation = true;
 
     FLAG_always_megamorphic_calls = true;
     FLAG_polymorphic_with_deopt = false;
     FLAG_optimization_counter_threshold = -1;
     FLAG_use_field_guards = false;
     FLAG_use_osr = false;
     FLAG_emit_edge_counters = false;
 #ifndef PRODUCT
     FLAG_support_debugger = false;
-#endif
+#endif  // !PRODUCT
     FLAG_ic_range_profiling = false;
     FLAG_collect_code = false;
     FLAG_load_deferred_eagerly = true;
     FLAG_deoptimize_alot = false;  // Used in some tests.
     FLAG_deoptimize_every = 0;     // Used in some tests.
     // Precompilation finalizes all classes and thus allows CHA optimizations.
     // Do not require CHA triggered deoptimization.
     FLAG_use_cha_deopt = false;
     // Calling the PrintStopMessage stub is not supported in precompiled code
     // since it is done at places where no pool pointer is loaded.
     FLAG_print_stop_message = false;
 
     FLAG_lazy_dispatchers = false;
     FLAG_interpret_irregexp = true;
+#ifndef PRODUCT
     FLAG_enable_mirrors = false;
+#endif  // !PRODUCT
     FLAG_link_natives_lazily = true;
     FLAG_fields_may_be_reset = true;
     FLAG_allow_absolute_addresses = false;
 
     // There is no counter feedback in precompilation, so ignore the counter
     // when making inlining decisions.
     FLAG_inlining_hotness = 0;
     // Use smaller thresholds in precompilation as we are compiling everything
     // with the optimizing compiler instead of only hot functions.
     FLAG_inlining_size_threshold = 5;
@@ skipping 1745 matching lines @@
 
 
 void FlowGraphCompiler::FrameStateClear() {
   ASSERT(!is_optimizing());
   frame_state_.TruncateTo(0);
 }
 #endif
 
 
 }  // namespace dart