cc: Change TileManager iterators to be queues.

cc/BUILD.gn

Index: cc/BUILD.gn
diff --git a/cc/BUILD.gn b/cc/BUILD.gn
index d8f7e8f550b9dd21de46845451ea04ecacb554c4..7186bda66b52692faa3b4a46f3057ef317fdd8c9 100644
--- a/cc/BUILD.gn
+++ b/cc/BUILD.gn
@@ -309,14 +309,16 @@ component("cc") {
     "resources/bitmap_skpicture_content_layer_updater.h",
     "resources/content_layer_updater.cc",
     "resources/content_layer_updater.h",
+    "resources/eviction_tile_priority_queue.cc",
+    "resources/eviction_tile_priority_queue.h",
     "resources/gpu_raster_worker_pool.cc",
     "resources/gpu_raster_worker_pool.h",
+    "resources/image_copy_raster_worker_pool.cc",
+    "resources/image_copy_raster_worker_pool.h",
     "resources/image_layer_updater.cc",
     "resources/image_layer_updater.h",
     "resources/image_raster_worker_pool.cc",
     "resources/image_raster_worker_pool.h",
-    "resources/image_copy_raster_worker_pool.cc",
-    "resources/image_copy_raster_worker_pool.h",
     "resources/layer_painter.h",
     "resources/layer_quad.cc",
     "resources/layer_quad.h",
@@ -334,10 +336,10 @@ component("cc") {
     "resources/picture_layer_tiling.h",
     "resources/picture_layer_tiling_set.cc",
     "resources/picture_layer_tiling_set.h",
-    "resources/picture_pile.cc",
-    "resources/picture_pile.h",
     "resources/picture_pile_base.cc",
     "resources/picture_pile_base.h",
+    "resources/picture_pile.cc",
+    "resources/picture_pile.h",
     "resources/picture_pile_impl.cc",
     "resources/picture_pile_impl.h",
     "resources/pixel_buffer_raster_worker_pool.cc",
@@ -351,25 +353,27 @@ component("cc") {
     "resources/prioritized_tile_set.h",
     "resources/priority_calculator.cc",
     "resources/priority_calculator.h",
+    "resources/rasterizer.cc",
+    "resources/rasterizer.h",
     "resources/raster_mode.cc",
     "resources/raster_mode.h",
+    "resources/raster_tile_priority_queue.cc",
+    "resources/raster_tile_priority_queue.h",
     "resources/raster_worker_pool.cc",
     "resources/raster_worker_pool.h",
-    "resources/rasterizer.cc",
-    "resources/rasterizer.h",
     "resources/release_callback.h",
     "resources/resource.cc",
-    "resources/resource.h",
-    "resources/resource_format.h",
     "resources/resource_format.cc",
+    "resources/resource_format.h",
+    "resources/resource.h",
     "resources/resource_pool.cc",
     "resources/resource_pool.h",
     "resources/resource_provider.cc",
     "resources/resource_provider.h",
     "resources/resource_update.cc",
-    "resources/resource_update.h",
     "resources/resource_update_controller.cc",
     "resources/resource_update_controller.h",
+    "resources/resource_update.h",
     "resources/resource_update_queue.cc",
     "resources/resource_update_queue.h",
     "resources/returned_resource.h",
@@ -389,9 +393,9 @@ component("cc") {
     "resources/task_graph_runner.cc",
     "resources/task_graph_runner.h",
     "resources/texture_mailbox.cc",
-    "resources/texture_mailbox.h",
     "resources/texture_mailbox_deleter.cc",
     "resources/texture_mailbox_deleter.h",
+    "resources/texture_mailbox.h",
     "resources/texture_uploader.cc",
     "resources/texture_uploader.h",
     "resources/tile.cc",