cc: Simplify picture layer tiling update tile priorities.

cc/resources/picture_layer_tiling_set.cc

Index: cc/resources/picture_layer_tiling_set.cc
diff --git a/cc/resources/picture_layer_tiling_set.cc b/cc/resources/picture_layer_tiling_set.cc
index c8ac64822f7b0f42c49f55e2f31febb6d0eec3f2..5ee41d6ab6e85bfb21d7fe2d99a00c555096d942 100644
--- a/cc/resources/picture_layer_tiling_set.cc
+++ b/cc/resources/picture_layer_tiling_set.cc
@@ -303,38 +303,17 @@ PictureLayerTilingSet::CoverageIterator::operator bool() const {
 
 void PictureLayerTilingSet::UpdateTilePriorities(
     WhichTree tree,
-    const gfx::Size& device_viewport,
-    const gfx::Rect& viewport_in_content_space,
     const gfx::Rect& visible_content_rect,
-    const gfx::Size& last_layer_bounds,
-    const gfx::Size& current_layer_bounds,
-    float last_layer_contents_scale,
-    float current_layer_contents_scale,
-    const gfx::Transform& last_screen_transform,
-    const gfx::Transform& current_screen_transform,
-    double current_frame_time_in_seconds,
-    size_t max_tiles_for_interest_area) {
-  gfx::Rect viewport_in_layer_space = gfx::ScaleToEnclosingRect(
-      viewport_in_content_space,
-      1.f / current_layer_contents_scale);
+    float layer_contents_scale,
+    double current_frame_time_in_seconds) {
   gfx::Rect visible_layer_rect = gfx::ScaleToEnclosingRect(
-      visible_content_rect,
-      1.f / current_layer_contents_scale);
+      visible_content_rect, 1.f / layer_contents_scale);
 
   for (size_t i = 0; i < tilings_.size(); ++i) {
-    tilings_[i]->UpdateTilePriorities(
-        tree,
-        device_viewport,
-        viewport_in_layer_space,
-        visible_layer_rect,
-        last_layer_bounds,
-        current_layer_bounds,
-        last_layer_contents_scale,
-        current_layer_contents_scale,
-        last_screen_transform,
-        current_screen_transform,
-        current_frame_time_in_seconds,
-        max_tiles_for_interest_area);
+    tilings_[i]->UpdateTilePriorities(tree,
+                                      visible_layer_rect,
+                                      layer_contents_scale,
+                                      current_frame_time_in_seconds);
   }
 }