Rename chromium_testshell target to chrome_shell_apk.

tools/cr/cr/targets/chromium_testshell.py

Index: tools/cr/cr/targets/chromium_testshell.py
diff --git a/tools/cr/cr/targets/chromium_testshell.py b/tools/cr/cr/targets/chromium_testshell.py
deleted file mode 100644
index 0d8351be83595a73bd05245dae730650601c5586..0000000000000000000000000000000000000000
--- a/tools/cr/cr/targets/chromium_testshell.py
+++ /dev/null
@@ -1,29 +0,0 @@
-# Copyright 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.
-
-"""Module for the chromium_testshell targets."""
-
-import cr
-
-
-class ChromiumTestShellTarget(cr.NamedTarget):
-  NAME = 'chromium_testshell'
-  DEFAULT = cr.Config.From(
-      #  CR_URL is the page to open when the target is run.
-      CR_URL='https://www.google.com/',
-  )
-  CONFIG = cr.Config.From(
-      CR_RUN_ARGUMENTS=cr.Config.Optional('-d "{CR_URL!e}"'),
-      CR_TARGET_NAME='ChromiumTestShell',
-      CR_PACKAGE='org.chromium.chrome.shell',
-      CR_ACTIVITY='.ChromeShellActivity',
-  )
-
-
-class ChromiumTestShellTestTarget(cr.NamedTarget):
-  NAME = 'chromium_testshell_test'
-  CONFIG = cr.Config.From(
-      CR_TARGET_NAME='ChromiumTestShellTest',
-  )
-