Starts the embedded test server so a localhost address is reachable in the win and mac tests. Configure the urls to use the correct port so they get redirected to the embedded test server. 

Also enables the windows tests apart from the webrequest which might need more debugging.

BUG=259079,292242,292243

Review URL: https://codereview.chromium.org/24587004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@225602 0039d316-1c4b-4281-b951-d872f2087c98
Remove rootsList from DirectoryModel.

As NavigationListModel looks at volume info list now, we no longer need it.
Just removes it. Along with the deletion, we don't need 'change' event from
VolumeManager. Removes it as well.

BUG=268817
TEST=Ran browser_test --gtest_filter="*FileSystemExtensionApiTest*:*FileManagerBrowserTest*:*FileBrowserPrivateApiTest*" and tested manually.

Review URL: https://codereview.chromium.org/24619006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@225603 0039d316-1c4b-4281-b951-d872f2087c98
Show created browser window when privet notification is clicked

Show browser created by FindOrCreatedTabbedBrowser when the privet notification
is clicked. Otherwise, it may stay hidden.

BUG=299116

Review URL: https://codereview.chromium.org/24805002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@225604 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 225603
SVN changes up to revision 225604