Revert of remove guarded code - there are no more callers

include/effects/SkLayerRasterizer.h

Index: include/effects/SkLayerRasterizer.h
diff --git a/include/effects/SkLayerRasterizer.h b/include/effects/SkLayerRasterizer.h
index c061be689d0b7d3c98739f1a437da5033e32a83f..9d4c8239f2fc8da3613e63036ab23b72c846173e 100644
--- a/include/effects/SkLayerRasterizer.h
+++ b/include/effects/SkLayerRasterizer.h
@@ -1,9 +1,11 @@
+
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
+
 
 #ifndef SkLayerRasterizer_DEFINED
 #define SkLayerRasterizer_DEFINED
@@ -62,9 +64,24 @@
         SkDeque* fLayers;
     };
 
+#ifdef SK_SUPPORT_LEGACY_LAYERRASTERIZER_API
+    void addLayer(const SkPaint& paint) {
+        this->addLayer(paint, 0, 0);
+    }
+
+    /**    Add a new layer (above any previous layers) to the rasterizer.
+        The layer will extract those fields that affect the mask from
+        the specified paint, but will not retain a reference to the paint
+        object itself, so it may be reused without danger of side-effects.
+    */
+    void addLayer(const SkPaint& paint, SkScalar dx, SkScalar dy);
+#endif
+
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkLayerRasterizer)
 
 protected:
+    SkLayerRasterizer(SkDeque* layers);
+    SkLayerRasterizer(SkReadBuffer&);
     virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
 
     // override from SkRasterizer
@@ -72,12 +89,17 @@
                              const SkIRect* clipBounds,
                              SkMask* mask, SkMask::CreateMode mode) const;
 
+#ifdef SK_SUPPORT_LEGACY_LAYERRASTERIZER_API
+public:
+#endif
+    SkLayerRasterizer();
+
 private:
+#ifdef SK_SUPPORT_LEGACY_LAYERRASTERIZER_API
+    SkDeque* fLayers;
+#else
     const SkDeque* const fLayers;
-
-    SkLayerRasterizer();
-    SkLayerRasterizer(SkDeque* layers);
-    SkLayerRasterizer(SkReadBuffer&);
+#endif
 
     static SkDeque* ReadLayers(SkReadBuffer& buffer);