DevTools: Consume document click event when it is handled by inspector.

R=apavlov
BUG=365218
NOTRY=true

Review URL: https://codereview.chromium.org/244883002

git-svn-id: svn://svn.chromium.org/blink/trunk@172017 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Remove more dead code from accessibility/ folder

Remove more dead code from accessibility/ folder. Several functions were
defined but never used.

R=dmazzoni@chromium.org

Review URL: https://codereview.chromium.org/243083002

git-svn-id: svn://svn.chromium.org/blink/trunk@172018 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: remove obsolete window.DEBUG flag

BUG=

Review URL: https://codereview.chromium.org/244823002

git-svn-id: svn://svn.chromium.org/blink/trunk@172019 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Add UMA for the editing API document.execCommand.

Add a UMA histogram metrics counting commands when document.execCommand is called.
Each histogram id corresponding to a command name is in EditorCommand.cpp:
https://src.chromium.org/viewvc/blink?revision=165849

BUG=338241

Review URL: https://codereview.chromium.org/238703002

git-svn-id: svn://svn.chromium.org/blink/trunk@172020 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Add Dispatcher class to the Battery Status API module.

BUG=122593

Review URL: https://codereview.chromium.org/212643010

git-svn-id: svn://svn.chromium.org/blink/trunk@172021 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Remove a whitelist rescuing non-compliant WebSocket opening handshake.

http://src.chromium.org/viewvc/blink?view=rev&rev=159754 added a temporally
whitelist not to fail non-compliant servers in the WebSocket opening
handshake. Half a year has passed since then and it can be deleted now.

BUG=363598

Review URL: https://codereview.chromium.org/240083003

git-svn-id: svn://svn.chromium.org/blink/trunk@172022 bbb929c8-8fbe-4397-9dbb-9b2b20218538