cc: Add RasterSource::PlaybackSettings for finer control of raster.

cc/playback/raster_source_unittest.cc

Index: cc/playback/raster_source_unittest.cc
diff --git a/cc/playback/raster_source_unittest.cc b/cc/playback/raster_source_unittest.cc
index d88d49d63e1ae6d2d3b3c1b237f1edae1bac11a1..7efbaf937a641d8e0c9360d2f4378e0822cd6f59 100644
--- a/cc/playback/raster_source_unittest.cc
+++ b/cc/playback/raster_source_unittest.cc
@@ -285,9 +285,9 @@ TEST(RasterSourceTest, RasterFullContents) {
       SkCanvas canvas(bitmap);
       canvas.clear(SK_ColorTRANSPARENT);
 
-      const bool include_images = true;
       raster->PlaybackToCanvas(&canvas, canvas_rect, canvas_rect,
-                               contents_scale, include_images);
+                               contents_scale,
+                               RasterSource::PlaybackSettings());
 
       SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels());
       int num_pixels = bitmap.width() * bitmap.height();
@@ -337,9 +337,8 @@ TEST(RasterSourceTest, RasterPartialContents) {
   // Playback the full rect which should make everything white.
   gfx::Rect raster_full_rect(content_bounds);
   gfx::Rect playback_rect(content_bounds);
-  const bool include_images = true;
   raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect,
-                           contents_scale, include_images);
+                           contents_scale, RasterSource::PlaybackSettings());
 
   {
     SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels());
@@ -370,7 +369,7 @@ TEST(RasterSourceTest, RasterPartialContents) {
   // that touches the edge pixels of the recording.
   playback_rect.Inset(1, 2, 0, 1);
   raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect,
-                           contents_scale, include_images);
+                           contents_scale, RasterSource::PlaybackSettings());
 
   SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels());
   int num_black = 0;
@@ -433,9 +432,8 @@ TEST(RasterSourceTest, RasterPartialClear) {
   // Playback the full rect which should make everything light gray (alpha=10).
   gfx::Rect raster_full_rect(content_bounds);
   gfx::Rect playback_rect(content_bounds);
-  const bool include_images = true;
   raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect,
-                           contents_scale, include_images);
+                           contents_scale, RasterSource::PlaybackSettings());
 
   {
     SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels());
@@ -474,7 +472,7 @@ TEST(RasterSourceTest, RasterPartialClear) {
   playback_rect =
       gfx::Rect(gfx::ScaleToCeiledSize(partial_bounds, contents_scale));
   raster->PlaybackToCanvas(&canvas, raster_full_rect, playback_rect,
-                           contents_scale, include_images);
+                           contents_scale, RasterSource::PlaybackSettings());
 
   // Test that the whole playback_rect was cleared and repainted with new alpha.
   SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels());
@@ -513,9 +511,8 @@ TEST(RasterSourceTest, RasterContentsTransparent) {
   bitmap.allocN32Pixels(canvas_rect.width(), canvas_rect.height());
   SkCanvas canvas(bitmap);
 
-  const bool include_images = true;
   raster->PlaybackToCanvas(&canvas, canvas_rect, canvas_rect, contents_scale,
-                           include_images);
+                           RasterSource::PlaybackSettings());
 
   SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels());
   int num_pixels = bitmap.width() * bitmap.height();