Currently we only composite fixed position elements if we are on High DPI devices. This fix allows …

Source/core/paint/DeprecatedPaintLayer.cpp

Index: Source/core/paint/DeprecatedPaintLayer.cpp
diff --git a/Source/core/paint/DeprecatedPaintLayer.cpp b/Source/core/paint/DeprecatedPaintLayer.cpp
index e959ac12c71119335e8658c459a34e4855746927..547e99aa01f7c384d677c3f41479a3899cbf3aa7 100644
--- a/Source/core/paint/DeprecatedPaintLayer.cpp
+++ b/Source/core/paint/DeprecatedPaintLayer.cpp
@@ -2318,10 +2318,6 @@ bool DeprecatedPaintLayer::backgroundIsKnownToBeOpaqueInRect(const LayoutRect& l
     if (paintsWithFilters() && layoutObject()->style()->filter().hasFilterThatAffectsOpacity())
         return false;
 
-    // FIXME: Handle simple transforms.
-    if (paintsWithTransform(GlobalPaintNormalPhase))
-        return false;
-
     // FIXME: Remove this check.
     // This function should not be called when layer-lists are dirty.
     // It is somehow getting triggered during style update.