Remove dead FLAG_verbose_dev.

runtime/vm/flag_list.h

 // Copyright (c) 2012, 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.
 
 #ifndef VM_FLAG_LIST_H_
 #define VM_FLAG_LIST_H_
 
 // Don't use USING_DBC outside of this file.
 #if defined(TARGET_ARCH_DBC)
 #define USING_DBC true
@@ skipping 86 matching lines @@
 C(load_deferred_eagerly, true, true, bool, false,                              \
   "Load deferred libraries eagerly.")                                          \
 R(log_marker_tasks, false, bool, false,                                        \
   "Log debugging information for old gen GC marking tasks.")                   \
 R(marker_tasks, USING_MULTICORE ? 2 : 0, int, USING_MULTICORE ? 2 : 0,         \
   "The number of tasks to spawn during old gen GC marking (0 means "           \
   "perform all marking on main thread).")                                      \
 P(max_polymorphic_checks, int, 4,                                              \
   "Maximum number of polymorphic check, otherwise it is megamorphic.")         \
 P(max_equality_polymorphic_checks, int, 32,                                    \
-    "Maximum number of polymorphic checks in equality operator,")              \
+  "Maximum number of polymorphic checks in equality operator,")                \
 P(merge_sin_cos, bool, false,                                                  \
   "Merge sin/cos into sincos")                                                 \
 P(new_gen_ext_limit, int, 64,                                                  \
   "maximum total external size (MB) in new gen before triggering GC")          \
 P(new_gen_semi_max_size, int, (kWordSize <= 4) ? 16 : 32,                      \
   "Max size of new gen semi space in MB")                                      \
 P(optimization_counter_threshold, int, 30000,                                  \
   "Function's usage-counter value before it is optimized, -1 means never")     \
 P(old_gen_heap_size, int, (kWordSize <= 4) ? 1536 : 0,                         \
   "Max size of old gen heap size in MB, or 0 for unlimited,"                   \
@@ skipping 57 matching lines @@
 D(trace_zones, bool, false,                                                    \
   "Traces allocation sizes in the zone.")                                      \
 P(truncating_left_shift, bool, true,                                           \
   "Optimize left shift to truncate if possible")                               \
 P(use_cha_deopt, bool, true,                                                   \
   "Use class hierarchy analysis even if it can cause deoptimization.")         \
 P(use_field_guards, bool, !USING_DBC,                                          \
   "Use field guards and track field types")                                    \
 C(use_osr, false, true, bool, true,                                            \
   "Use OSR")                                                                   \
-R(verbose_dev, false, bool, false,                                             \
-  "Enables verbose messages during development.")                              \
 P(verbose_gc, bool, false,                                                     \
   "Enables verbose GC.")                                                       \
 P(verbose_gc_hdr, int, 40,                                                     \
   "Print verbose GC header interval.")                                         \
 R(verify_after_gc, false, bool, false,                                         \
   "Enables heap verification after GC.")                                       \
 R(verify_before_gc, false, bool, false,                                        \
   "Enables heap verification before GC.")                                      \
 D(verify_on_transition, bool, false,                                           \
   "Verify on dart <==> VM.")                                                   \
 
 #endif  // VM_FLAG_LIST_H_