GitLab

This CL adds a section to app_bluetooth.html with documentation on how the
chrome.bluetoothLowEnergy API should be used.

BUG=382625
R=keybuk@chromium.org
TBR=mkearney@chromium.org

Review URL: https://codereview.chromium.org/352833003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@284778 0039d316-1c4b-4281-b951-d872f2087c98