Refactoring: Remove global configs in release scripts.

tools/push-to-trunk/auto_tag.py

Index: tools/push-to-trunk/auto_tag.py
diff --git a/tools/push-to-trunk/auto_tag.py b/tools/push-to-trunk/auto_tag.py
index 080089682c3b7a863c8265e9d94d06af5e11c468..175e10e7274b312cf75cc2391a59e07bc6d1c245 100755
--- a/tools/push-to-trunk/auto_tag.py
+++ b/tools/push-to-trunk/auto_tag.py
@@ -8,11 +8,6 @@ import sys
 
 from common_includes import *
 
-CONFIG = {
-  BRANCHNAME: "auto-tag-v8",
-  PERSISTFILE_BASENAME: "/tmp/v8-auto-tag-tempfile",
-}
-
 
 class Preparation(Step):
   MESSAGE = "Preparation."
@@ -28,7 +23,7 @@ class GetTags(Step):
   MESSAGE = "Get all V8 tags."
 
   def RunStep(self):
-    self.GitCreateBranch(self._config[BRANCHNAME])
+    self.GitCreateBranch(self._config["BRANCHNAME"])
 
     # Get remote tags.
     tags = filter(lambda s: re.match(r"^svn/tags/[\d+\.]+$", s),
@@ -182,6 +177,12 @@ class AutoTag(ScriptsBase):
     options.force_upload = True
     return True
 
+  def _Config(self):
+    return {
+      "BRANCHNAME": "auto-tag-v8",
+      "PERSISTFILE_BASENAME": "/tmp/v8-auto-tag-tempfile",
+    }
+
   def _Steps(self):
     return [
       Preparation,
@@ -195,4 +196,4 @@ class AutoTag(ScriptsBase):
 
 
 if __name__ == "__main__":  # pragma: no cover
-  sys.exit(AutoTag(CONFIG).Run())
+  sys.exit(AutoTag().Run())