Unofficial gardening: mark some flakiness.

TBR=dpranke
BUG=

Review URL: https://codereview.chromium.org/17570010

git-svn-id: svn://svn.chromium.org/blink/trunk@152946 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Introduce WindowTimers IDL interface

Introduce WindowTimers IDL interface and have both DOMWindow and WorkerContext implement it to match the latest specification and avoid IDL duplication.

http://www.whatwg.org/specs/web-apps/current-work/multipage/timers.html#windowtimers
http://dev.w3.org/html5/workers/#apis-available-to-workers

There is no webexposed behavior change.

Review URL: https://chromiumcodereview.appspot.com/17577009

git-svn-id: svn://svn.chromium.org/blink/trunk@152947 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: do not invalidate FrameView after HUD settings change

It does not have effect anyway. We should do it on the CC side instead.
See also https://codereview.chromium.org/17321004/

BUG=252664

Review URL: https://chromiumcodereview.appspot.com/17176017

git-svn-id: svn://svn.chromium.org/blink/trunk@152948 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Stop inheriting SVGExternalResourcesRequired, SVGFitToViewBox and SVGZoomAndPan

Stop inheriting SVGExternalResourcesRequired, SVGFitToViewBox and SVGZoomAndPan
in the IDL and use implements statements instead.

This is one step towards getting rid of multiple inheritance in the SVG code
and matching the latest specification:
http://www.w3.org/TR/SVG2/types.html#BasicDOMInterfaces

There is no webexposed behavior change.

BUG=252181

Review URL: https://chromiumcodereview.appspot.com/17573007

git-svn-id: svn://svn.chromium.org/blink/trunk@152949 bbb929c8-8fbe-4397-9dbb-9b2b20218538