https://bugs.webkit.org/show_bug.cgi?id=72286

Reviewed by Adam Barth.

Source/JavaScriptCore:

* wtf/Platform.h:

Source/WebCore:

* bindings/generic/RuntimeEnabledFeatures.cpp:
* bindings/generic/RuntimeEnabledFeatures.h:
* dom/MouseEvent.idl:
* dom/MouseRelatedEvent.h:
* page/MouseLockable.cpp:
* page/MouseLockable.h:
* page/MouseLockable.idl:
* page/Navigator.cpp:
* page/Navigator.h:
* page/Navigator.idl:
* page/Settings.cpp:
(WebCore::Settings::Settings):
* page/Settings.h:

Source/WebKit/chromium:

* features.gypi:
* src/WebRuntimeFeatures.cpp:
(WebKit::WebRuntimeFeatures::enableMouseLockAPI):
(WebKit::WebRuntimeFeatures::isMouseLockAPIEnabled):
* src/WebSettingsImpl.cpp:
(WebKit::WebSettingsImpl::setMouseLockEnabled):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@100180 268f45cc-cd09-0410-ab3c-d52691b4dbfc