Add sheriff details to roll commit message.

Add a link with instructions about how to assign v8
issues to the chromium roll commit message.

Remove googler mapping feature as it doesn't apply anymore
to any generalist sheriff.

NOTRY=true

Review URL: https://codereview.chromium.org/938023002

Cr-Commit-Position: refs/heads/master@{#26761}

tools/release/auto_roll.py

@@ -99,10 +99,9 @@ class RollChromium(Step):
         "--use-commit-queue",
       ]
       if self._options.sheriff:
-        args.extend([
-            "--sheriff", "--googlers-mapping", self._options.googlers_mapping])
+        args.append("--sheriff")
       if self._options.dry_run:
-        args.extend(["--dry-run"])
+        args.append("--dry-run")
       if self._options.work_dir:
         args.extend(["--work-dir", self._options.work_dir])
       self._side_effect_handler.Call(chromium_roll.ChromiumRoll().Run, args)

tools/release/chromium_roll.py

@@ -14,6 +14,10 @@ ROLL_SUMMARY = ("Summary of changes available at:\n"
                 "https://chromium.googlesource.com/v8/v8/+log/%s..%s")
 
 
+ISSUE_MSG = (
+"""Please follow these instructions for assigning/CC'ing issues:
+https://code.google.com/p/v8-wiki/wiki/TriagingIssues""")
+
 class Preparation(Step):
   MESSAGE = "Preparation."
 
@@ -93,9 +97,8 @@ class UploadCL(Step):
     message.append(
         ROLL_SUMMARY % (self["last_rolled_base"][:8], self["push_base"][:8]))
 
-    if self["sheriff"]:
-      message.append("Please reply to the V8 sheriff %s in case of problems."
-          % self["sheriff"])
+    message.append(ISSUE_MSG)
+
     message.append("TBR=%s" % self._options.reviewer)
     self.GitCommit("\n\n".join(message),
                    author=self._options.author,

tools/release/common_includes.py

@@ -753,16 +753,6 @@ class DetermineV8Sheriff(Step):
     if not self._options.sheriff:  # pragma: no cover
       return
 
-    try:
-      # The googlers mapping maps @google.com accounts to @chromium.org
-      # accounts.
-      googlers = imp.load_source('googlers_mapping',
-                                 self._options.googlers_mapping)
-      googlers = googlers.list_to_dict(googlers.get_list())
-    except:  # pragma: no cover
-      print "Skip determining sheriff without googler mapping."
-      return
-
     # The sheriff determined by the rotation on the waterfall has a
     # @google.com account.
     url = "https://chromium-build.appspot.com/p/chromium/sheriff_v8.js"
@@ -771,9 +761,11 @@ class DetermineV8Sheriff(Step):
     # If "channel is sheriff", we can't match an account.
     if match:
       g_name = match.group(1)
-      self["sheriff"] = googlers.get(g_name + "@google.com",
-                                     g_name + "@chromium.org")
-      self._options.reviewer = self["sheriff"]
+      # Optimistically assume that google and chromium account name are the
+      # same.
+      self["sheriff"] = g_name + "@chromium.org"
+      self._options.reviewer = ("%s,%s" %
+                                (self["sheriff"], self._options.reviewer))
       print "Found active sheriff: %s" % self["sheriff"]
     else:
       print "No active sheriff found."
@@ -825,8 +817,6 @@ class ScriptsBase(object):
                         help="The author email used for rietveld.")
     parser.add_argument("--dry-run", default=False, action="store_true",
                         help="Perform only read-only actions.")
-    parser.add_argument("-g", "--googlers-mapping",
-                        help="Path to the script mapping google accounts.")
     parser.add_argument("-r", "--reviewer", default="",
                         help="The account name to be used for reviews.")
     parser.add_argument("--sheriff", default=False, action="store_true",
@@ -851,10 +841,6 @@ class ScriptsBase(object):
       print "Bad step number %d" % options.step
       parser.print_help()
       return None
-    if options.sheriff and not options.googlers_mapping:  # pragma: no cover
-      print "To determine the current sheriff, requires the googler mapping"
-      parser.print_help()
-      return None
 
     # Defaults for options, common to all scripts.
     options.manual = getattr(options, "manual", True)

tools/release/test_scripts.py

@@ -989,15 +989,17 @@ git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@123456 123
 
 """
 
-  def testChromiumRoll(self):
-    googlers_mapping_py = "%s-mapping.py" % TEST_CONFIG["PERSISTFILE_BASENAME"]
-    with open(googlers_mapping_py, "w") as f:
-      f.write("""
-def list_to_dict(entries):
-  return {"g_name@google.com": "c_name@chromium.org"}
-def get_list():
-  pass""")
+  ROLL_COMMIT_MSG = """Update V8 to version 3.22.4 (based on abc).
+
+Summary of changes available at:
+https://chromium.googlesource.com/v8/v8/+log/last_rol..abc
+
+Please follow these instructions for assigning/CC'ing issues:
+https://code.google.com/p/v8-wiki/wiki/TriagingIssues
 
+TBR=g_name@chromium.org,reviewer@chromium.org"""
+
+  def testChromiumRoll(self):
     # Setup fake directory structures.
     TEST_CONFIG["CHROMIUM"] = self.MakeEmptyTempDirectory()
     TextToFile("", os.path.join(TEST_CONFIG["CHROMIUM"], ".git"))
@@ -1035,13 +1037,9 @@ def get_list():
       Cmd("git fetch origin", ""),
       Cmd("git new-branch v8-roll-push_hash", "", cwd=chrome_dir),
       Cmd("roll-dep v8 push_hash", "rolled", cb=WriteDeps, cwd=chrome_dir),
-      Cmd(("git commit -am \"Update V8 to version 3.22.4 "
-           "(based on abc).\n\n"
-           "Summary of changes available at:\n"
-           "https://chromium.googlesource.com/v8/v8/+log/last_rol..abc\n\n"
-           "Please reply to the V8 sheriff c_name@chromium.org in "
-           "case of problems.\n\nTBR=c_name@chromium.org\" "
-           "--author \"author@chromium.org <author@chromium.org>\""),
+      Cmd(("git commit -am \"%s\" "
+           "--author \"author@chromium.org <author@chromium.org>\"" %
+           self.ROLL_COMMIT_MSG),
           "", cwd=chrome_dir),
       Cmd("git cl upload --send-mail --email \"author@chromium.org\" -f", "",
           cwd=chrome_dir),
@@ -1049,7 +1047,7 @@ def get_list():
     self.Expect(expectations)
 
     args = ["-a", "author@chromium.org", "-c", chrome_dir,
-            "--sheriff", "--googlers-mapping", googlers_mapping_py,
+            "--sheriff",
             "-r", "reviewer@chromium.org",
             "--last-roll", "last_roll_hsh"]
     ChromiumRoll(TEST_CONFIG, self).Run(args)