Using correct bucket for downloading image in perf tryjobs.

scripts/slave/recipe_modules/perf_try/build_state.py

 # Copyright 2015 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.
 
 import json
 import uuid
 
 # This is a wrapper class of revision that stores its build path and
 # queries its status. Part of the code are adapted from the RevisionState
 # class from auto-bisect module
@@ skipping 133 matching lines @@
         # The way android builders on tryserver.chromium.perf are archived is
         # different from builders on chromium.perf. In order to support both
         # forms of archives, we added this temporary hack until builders are
         # fixed. See http://crbug.com/535218.
         zip_dir = self.api.m.path.join(self.api.m.path['checkout'], 'full-build-linux')
         if self.api.m.path.exists(zip_dir):  # pragma: no cover
           self.api.m.file.rmtree('full-build-linux directory', zip_dir)
         gs_bucket = 'gs://%s/' % self.bucket
         archive_path = self.build_file_path[len(gs_bucket):]
         self.api.m.chromium_android.download_build(
-            bucket=bot_config['bucket'],
+            bucket=self.bucket,
             path=archive_path)
 
         # The way android builders on tryserver.chromium.perf are archived is
         # different from builders on chromium.perf. In order to support both
         # forms of archives, we added this temporary hack until builders are
         # fixed. See http://crbug.com/535218.
         if self.api.m.path.exists(zip_dir):  # pragma: no cover
           self.api.m.python.inline(
               'moving full-build-linux to out/Release',
               """
               import shutil
               import sys
               shutil.move(sys.argv[1], sys.argv[2])
               """,
               args=[zip_dir, build_dir])
       else:
         self.api.m.chromium_tests.download_and_unzip_build(
             mastername, buildername, update_step, bot_db,
             build_archive_url=self.build_file_path,
             build_revision=self.commit_hash,
             override_bot_type='tester')