cc: Replace recorded region with direct map lookup

cc/layers/picture_layer_impl_unittest.cc

Index: cc/layers/picture_layer_impl_unittest.cc
diff --git a/cc/layers/picture_layer_impl_unittest.cc b/cc/layers/picture_layer_impl_unittest.cc
index 02c8e6cf0833a35d213b469d29aaeb33059de390..f2e3ef0e024be0bb903ac14765c6264599c47951 100644
--- a/cc/layers/picture_layer_impl_unittest.cc
+++ b/cc/layers/picture_layer_impl_unittest.cc
@@ -486,8 +486,10 @@ TEST_F(PictureLayerImplTest, AddTilesFromNewRecording) {
           iter.full_tile_geometry_rect(), 1.f / tiling->contents_scale());
       layer_rect.Intersect(gfx::Rect(layer_bounds));
 
-      bool in_pending = pending_pile->recorded_region().Contains(layer_rect);
-      bool in_active = active_pile->recorded_region().Contains(layer_rect);
+      bool in_pending = pending_pile->CanRaster(tiling->contents_scale(),
+                                                iter.full_tile_geometry_rect());
+      bool in_active = active_pile->CanRaster(tiling->contents_scale(),
+                                              iter.full_tile_geometry_rect());
 
       if (in_pending && !in_active)
         EXPECT_EQ(pending_pile, iter->picture_pile());
@@ -627,7 +629,7 @@ TEST_F(PictureLayerImplTest, CreateTilingsEvenIfTwinHasNone) {
   gfx::Size layer_bounds(1300, 1900);
 
   scoped_refptr<FakePicturePileImpl> empty_pile =
-      FakePicturePileImpl::CreateFilledPile(tile_size, gfx::Size(1000, 0));
+      FakePicturePileImpl::CreateEmptyPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> valid_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 
@@ -1314,13 +1316,11 @@ TEST_F(PictureLayerImplTest, NothingRequiredIfActiveMissingTiles) {
   gfx::Size tile_size(100, 100);
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
-  // An arbitrary bogus outside the layer recording.  Enough for the layer to
-  // think it can create tiles, but not in bounds so all tiles are null.
-  Region active_recorded_region;
-  active_recorded_region.Union(gfx::Rect(1000, 1000, 1, 1));
+  // This pile will create tilings, but has no recordings so will
+  // not create any tiles.
   scoped_refptr<FakePicturePileImpl> active_pile =
-      FakePicturePileImpl::CreatePileWithRecordedRegion(
-          tile_size, layer_bounds, active_recorded_region);
+      FakePicturePileImpl::CreateEmptyPileThatThinksItHasTiles(tile_size,
+                                                               layer_bounds);
   SetupTrees(pending_pile, active_pile);
   pending_layer_->set_fixed_tile_size(tile_size);
   active_layer_->set_fixed_tile_size(tile_size);