Fix a typo in the gn gen help for QtCreator generator (introduced in https://codereview.chromium.or…

tools/gn/command_gen.cc

 // Copyright (c) 2013 The Chromium 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 "base/atomicops.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/timer/elapsed_timer.h"
@@ skipping 275 matching lines @@
     "  --root-target=<target_name>\n"
     "      Name of the target corresponding to \"All\" target in Xcode.\n"
     "      If unset, \"All\" invokes ninja without any target\n"
     "      and builds everything.\n"
     "\n"
     "QtCreator Flags\n"
     "\n"
     "  --root-target=<target_name>\n"
     "      Name of the root target for which the QtCreator project will be\n"
     "      generated to contain files of it and its dependencies. If unset, \n"
-    "      the whole build graph will be omitted.\n"
+    "      the whole build graph will be emitted.\n"
     "\n"
     "\n"
     "Eclipse IDE Support\n"
     "\n"
     "  GN DOES NOT generate Eclipse CDT projects. Instead, it generates a\n"
     "  settings file which can be imported into an Eclipse CDT project. The\n"
     "  XML file contains a list of include paths and defines. Because GN does\n"
     "  not generate a full .cproject definition, it is not possible to\n"
     "  properly define includes/defines for each file individually.\n"
     "  Instead, one set of includes/defines is generated for the entire\n"
@@ skipping 67 matching lines @@
             setup->scheduler().input_file_manager()->GetInputFileCount()) +
         " files in " +
         base::Int64ToString(elapsed_time.InMilliseconds()) + "ms\n";
     OutputString(stats);
   }
 
   return 0;
 }
 
 }  // namespace commands