1 files changed, 9 insertions, 3 deletions
diff --git a/Source/WebCore/platform/graphics/android/rendering/SurfaceBacking.h b/Source/WebCore/platform/graphics/android/rendering/SurfaceBacking.h
index 61e3336..7d3e93c 100644
--- a/Source/WebCore/platform/graphics/android/rendering/SurfaceBacking.h
+++ b/Source/WebCore/platform/graphics/android/rendering/SurfaceBacking.h
@@ -41,10 +41,11 @@ public:
     SurfaceBacking(bool isBaseSurface);
     ~SurfaceBacking();
     void prepareGL(GLWebViewState* state, bool allowZoom,
-                   const IntRect& prepareArea, const IntRect& unclippedArea,
-                   TilePainter* painter, bool aggressiveRendering);
+                   const IntRect& prepareArea, const IntRect& fullContentArea,
+                   TilePainter* painter, bool aggressiveRendering,
+                   bool updateWithBlit);
     void swapTiles();
-    void drawGL(const IntRect& visibleArea, float opacity,
+    void drawGL(const IntRect& visibleContentArea, float opacity,
                 const TransformationMatrix* transform, bool aggressiveRendering,
                 const Color* background);
     void markAsDirty(const SkRegion& dirtyArea);
@@ -59,6 +60,11 @@ public:
         return !m_zooming && m_frontTileGrid->isReady() && m_scale > 0;
     }
 
+    bool isDirty()
+    {
+        return m_frontTileGrid->isDirty();
+    }
+
     bool isMissingContent()
     {
         return m_zooming || m_frontTileGrid->isMissingContent();