Minor modification to roll_webgl_conformance.py

tools/roll_webgl_conformance.py

Index: tools/roll_webgl_conformance.py
diff --git a/tools/roll_webgl_conformance.py b/tools/roll_webgl_conformance.py
index 7ea056f1f5092f0638be1d7c82c4f64444faa3b0..4c9eb73d641e373d7c8df01bb641702f0210c4a4 100755
--- a/tools/roll_webgl_conformance.py
+++ b/tools/roll_webgl_conformance.py
@@ -20,7 +20,11 @@ extra_trybots = [
   {
     "mastername": "tryserver.chromium.mac",
     "buildernames": ["mac_optional_gpu_tests_rel"]
-  }
+  },
+  {
+    "mastername": "tryserver.chromium.linux",
+    "buildernames": ["linux_optional_gpu_tests_rel"]
+  },
 ]
 
 SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
@@ -229,7 +233,7 @@ class AutoRoller(object):
     readme.write(m)
     readme.truncate()
 
-  def PrepareRoll(self, ignore_checks, skip_tryjobs):
+  def PrepareRoll(self, ignore_checks, run_tryjobs):
     # TODO(kjellander): use os.path.normcase, os.path.join etc for all paths for
     # cross platform compatibility.
 
@@ -280,7 +284,7 @@ class AutoRoller(object):
       self._RunCommand(['git', 'cl', 'upload'],
                        extra_env={'EDITOR': 'true'})
 
-      if not skip_tryjobs:
+      if run_tryjobs:
         # Kick off tryjobs.
         base_try_cmd = ['git', 'cl', 'try']
         self._RunCommand(base_try_cmd)
@@ -365,11 +369,10 @@ def main():
       help=('Skips checks for being on the master branch, dirty workspaces and '
             'the updating of the checkout. Will still delete and create local '
             'Git branches.'))
-  parser.add_argument('--skip-tryjobs', action='store_true', default=False,
-      help=('Skip the dry-run tryjobs for the newly generated CL. Use this '
-            'when you expect to have to make many changes to the WebGL '
-            'conformance test expectations in the same CL and want to avoid '
-            'wasted tryjobs.'))
+  parser.add_argument('--run-tryjobs', action='store_true', default=False,
+      help=('Start the dry-run tryjobs for the newly generated CL. Use this '
+            'when you have no need to make changes to the WebGL conformance '
+            'test expectations in the same CL and want to avoid.'))
   parser.add_argument('-v', '--verbose', action='store_true', default=False,
       help='Be extra verbose in printing of log messages.')
   args = parser.parse_args()
@@ -383,7 +386,7 @@ def main():
   if args.abort:
     return autoroller.Abort()
   else:
-    return autoroller.PrepareRoll(args.ignore_checks, args.skip_tryjobs)
+    return autoroller.PrepareRoll(args.ignore_checks, args.run_tryjobs)
 
 if __name__ == '__main__':
   sys.exit(main())