Move occlusion info to TilePriority.

cc/resources/tile_priority_unittest.cc

Index: cc/resources/tile_priority_unittest.cc
diff --git a/cc/resources/tile_priority_unittest.cc b/cc/resources/tile_priority_unittest.cc
index e134bc976426c744b46548e593fa3a094882d7c8..0b21d8be78ba04269031e1e49e23e425310be54a 100644
--- a/cc/resources/tile_priority_unittest.cc
+++ b/cc/resources/tile_priority_unittest.cc
@@ -8,12 +8,17 @@
 namespace cc {
 
 TEST(TilePriorityTest, IsHigherPriorityThan) {
-  TilePriority now(HIGH_RESOLUTION, TilePriority::NOW, 0);
-  TilePriority close_soon(HIGH_RESOLUTION, TilePriority::SOON, 1);
-  TilePriority far_soon(HIGH_RESOLUTION, TilePriority::SOON, 500);
-  TilePriority close_eventually(HIGH_RESOLUTION, TilePriority::EVENTUALLY, 2);
-  TilePriority far_eventually(HIGH_RESOLUTION, TilePriority::EVENTUALLY, 1000);
-  TilePriority non_ideal_now(NON_IDEAL_RESOLUTION, TilePriority::NOW, 0);
+  TilePriority now(HIGH_RESOLUTION, false, TilePriority::NOW, 0);
+  TilePriority occluded_now(HIGH_RESOLUTION, true, TilePriority::NOW, 0);
+  TilePriority close_soon(HIGH_RESOLUTION, false, TilePriority::SOON, 1);
+  TilePriority far_soon(HIGH_RESOLUTION, false, TilePriority::SOON, 500);
+  TilePriority close_eventually(
+      HIGH_RESOLUTION, false, TilePriority::EVENTUALLY, 2);
+  TilePriority far_eventually(
+      HIGH_RESOLUTION, false, TilePriority::EVENTUALLY, 1000);
+  TilePriority non_ideal_now(NON_IDEAL_RESOLUTION, false, TilePriority::NOW, 0);
+  TilePriority occluded_non_ideal_now(
+      NON_IDEAL_RESOLUTION, true, TilePriority::NOW, 0);
 
   EXPECT_FALSE(now.IsHigherPriorityThan(now));
   EXPECT_FALSE(now.IsHigherPriorityThan(non_ideal_now));
@@ -40,6 +45,11 @@ TEST(TilePriorityTest, IsHigherPriorityThan) {
   EXPECT_FALSE(far_soon.IsHigherPriorityThan(close_soon));
   EXPECT_FALSE(far_soon.IsHigherPriorityThan(now));
   EXPECT_FALSE(close_soon.IsHigherPriorityThan(now));
+
+  EXPECT_FALSE(now.IsHigherPriorityThan(occluded_now));
+  EXPECT_FALSE(occluded_now.IsHigherPriorityThan(now));
+  EXPECT_FALSE(non_ideal_now.IsHigherPriorityThan(occluded_non_ideal_now));
+  EXPECT_FALSE(occluded_non_ideal_now.IsHigherPriorityThan(non_ideal_now));
 }
 
 }  // namespace cc