commit c829a2004eefb2614307eb08204d66edc55b19ae
Author: ChangSeok Oh <shivamidow@gmail.com>
Date:   Tue Sep 3 16:52:42 2013 +0200

    [Texmap][GTK] The poster-circle doesn't appear.
    
    https://bugs.webkit.org/show_bug.cgi?id=106672
    
    Patch by ChangSeok Oh <shivamidow@gmail.com> on 2013-01-21
    Reviewed by Noam Rosenthal.
    
    Source/WebCore:
    
    We need to call setNeedsDisplay to redraw GraphicsLayer after we set drawsContent
    a new value for the layer. Otherwise we can't get a chance for first drawing the layer.
    
    Test: compositing/visibility/visibility-composited-animation.html
    
    * platform/graphics/texmap/TextureMapperLayer.cpp:
    (WebCore::TextureMapperLayer::flushCompositingStateForThisLayerOnly):
    
    git-svn-id: http://svn.webkit.org/repository/webkit/trunk@140347 268f45cc-cd09-0410-ab3c-d52691b4dbfc
    
    Task-number: QTBUG-33081
    Change-Id: Idf95bb5341cc4bc3fdf6d585b52c8b949e3ccb67

diff --git a/Source/WebCore/platform/graphics/texmap/TextureMapperLayer.cpp b/Source/WebCore/platform/graphics/texmap/TextureMapperLayer.cpp
index d2a10aa..4024333 100644
--- a/Source/WebCore/platform/graphics/texmap/TextureMapperLayer.cpp
+++ b/Source/WebCore/platform/graphics/texmap/TextureMapperLayer.cpp
@@ -400,6 +400,9 @@ void TextureMapperLayer::flushCompositingStateSelf(GraphicsLayerTextureMapper* g
 
     m_size = graphicsLayer->size();
 
+    if ((changeMask & DrawsContentChange) && graphicsLayer->drawsContent())
+        graphicsLayer->setNeedsDisplay();
+
     if (changeMask & MaskLayerChange) {
        if (TextureMapperLayer* layer = toTextureMapperLayer(graphicsLayer->maskLayer()))
            layer->m_effectTarget = this;