Windows compiler complaint cleanup

http://codereview.appspot.com/6441055/



git-svn-id: http://skia.googlecode.com/svn/trunk@4796 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tools/PictureRenderer.cpp b/tools/PictureRenderer.cpp
index 762b49c..71f936e 100644
--- a/tools/PictureRenderer.cpp
+++ b/tools/PictureRenderer.cpp
@@ -92,7 +92,9 @@
              tile_x_start += fTileWidth) {
             SkASSERT(tile_index < fTiles.count());
             SkBitmap source = fTiles[tile_index].fCanvas->getDevice()->accessBitmap(false);
-            destination->drawBitmap(source, tile_x_start, tile_y_start);
+            destination->drawBitmap(source, 
+                                    SkIntToScalar(tile_x_start), 
+                                    SkIntToScalar(tile_y_start));
             ++tile_index;
         }
     }