[EFL][WK2][AC] Random crashes in layout tests on the bot

[Yael]

Some crashes are seen on the bot.
They could be a result of a race condition in which a load is committed before Evas sets the view size.
In that case, we issue a call to update, but the size is still 0.
A patch is coming.

17:58:20.492 12227   ASSERTION FAILED: !layerRect().isEmpty()
17:58:20.492 12227   /home/buildslave-1/webkit-buildslave/efl-linux-64-debug-wk2/build/Source/WebCore/platform/graphics/texmap/TextureMapperLayer.cpp(173) : void WebCore::TextureMapperLayer::paintSelf(const WebCore::TextureMapperPaintOptions&)
17:58:20.492 12227   1   0x7f60aadcd453 WebCore::TextureMapperLayer::paintSelf(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   2   0x7f60aadcd709 WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   3   0x7f60aadce04b WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   4   0x7f60aadce17d WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   5   0x7f60aadcd875 WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   6   0x7f60aadce04b WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   7   0x7f60aadce17d WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   8   0x7f60aadcd875 WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   9   0x7f60aadce04b WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   10  0x7f60aadce17d WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&)
17:58:20.492 12227   11  0x7f60aadcd271 WebCore::TextureMapperLayer::paint()
17:58:20.492 12227   12  0x7f60a7867543 WebKit::LayerTreeRenderer::paintToCurrentGLContext(WebCore::TransformationMatrix const&, float, WebCore::FloatRect const&, unsigned int)
17:58:20.492 12227   13  0x7f60a7991250 EwkViewImpl::displayTimerFired(WebCore::Timer<EwkViewImpl>*)
17:58:20.493 12227   14  0x7f60a7997e20 WebCore::Timer<EwkViewImpl>::fired()
17:58:20.493 12227   15  0x7f60aad41cba WebCore::ThreadTimers::sharedTimerFiredInternal()
17:58:20.493 12227   16  0x7f60aad41bdb WebCore::ThreadTimers::sharedTimerFired()
17:58:20.493 12227   17  0x7f60ab72ace5
17:58:20.493 12227   18  0x7f60a6b4933e _ecore_timer_expired_call
17:58:20.493 12227   19  0x7f60a6b4950b _ecore_timer_expired_timers_call
17:58:20.493 12227   20  0x7f60a6b46421

[Yael]

Created attachment 173172 [details]
Patch

[Kenneth Rohde Christiansen]

Comment on attachment 173172 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=173172&action=review

> Source/WebKit2/UIProcess/API/efl/EwkViewImpl.cpp:324
> +
> +    if (!(sd->view.w && sd->view.h))
> +        return;
> +

comment please:

// Guard for zero sized viewport.

[Sudarsana Nagineni (babu)]

Created attachment 173262 [details]
Patch

Let's land this patch quickly to make the bots green.

[Raphael Kubo da Costa (:rakuco)]

Comment on attachment 173262 [details]
Patch

Clearing flags on attachment: 173262

Committed r134049: <http://trac.webkit.org/changeset/134049>

[Raphael Kubo da Costa (:rakuco)]

All reviewed patches have been landed.  Closing bug.