Rename scheduleLayerUpdate now that it's only used for SVG filters.

Source/core/rendering/RenderLayer.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
  *   Randall Jesup <rjesup@wgate.com>
@@ skipping 3872 matching lines @@
     // If the filter fails to build, remove it from the layer. It will still attempt to
     // go through regular processing (e.g. compositing), but never apply anything.
     if (!filterInfo->renderer()->build(renderer(), computeFilterOperations(renderer()->style())))
         filterInfo->setRenderer(nullptr);
 }
 
 void RenderLayer::filterNeedsRepaint()
 {
     {
         DeprecatedScheduleStyleRecalcDuringLayout marker(renderer()->document().lifecycle());
-        // It's possible for scheduleLayerUpdate to schedule a style recalc, which
+        // It's possible for scheduleSVGFilterLayerUpdateHack to schedule a style recalc, which
         // is a problem because this function can be called while performing layout.
         // Presumably this represents an illegal data flow of layout or compositing
         // information into the style system.
-        toElement(renderer()->node())->scheduleLayerUpdate();
+        toElement(renderer()->node())->scheduleSVGFilterLayerUpdateHack();
     }
 
     if (renderer()->view()) {
         if (RuntimeEnabledFeatures::repaintAfterLayoutEnabled() && renderer()->frameView()->isInPerformLayout())
             renderer()->setShouldDoFullPaintInvalidationAfterLayout(true);
         else
             renderer()->repaint();
     }
 }
 
@@ skipping 54 matching lines @@
     }
 }
 
 void showLayerTree(const WebCore::RenderObject* renderer)
 {
     if (!renderer)
         return;
     showLayerTree(renderer->enclosingLayer());
 }
 #endif