Fix compilation error with enable_webrtc==0

dispatcher.cc was linking to WebRtcNativeHandler even if webrtc was not
enabled. Use ifdef to make sure those code are excluded.

TBR=akalin@chromium.org

Review URL: https://codereview.chromium.org/58993004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233112 0039d316-1c4b-4281-b951-d872f2087c98
Undock window when reverting a drag

BUG=314635

Review URL: https://codereview.chromium.org/46893003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233113 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 233113
Fix line ending in inline_login_dialog.cc

BUG=
R=rogerta@chromium.org, xiyuan@chromium.org

Review URL: https://codereview.chromium.org/58843006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233114 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 233114