A host of micro-optimizations and a refactor of TimeForBoundsToIntersect

cc/tile_manager.cc

Index: cc/tile_manager.cc
diff --git a/cc/tile_manager.cc b/cc/tile_manager.cc
index 643b0ec7c84a28f5c2150e9bbe379e78a5884ef3..057de9f4efbef486e2a6ab5035728ded1d852efc 100644
--- a/cc/tile_manager.cc
+++ b/cc/tile_manager.cc
@@ -20,7 +20,7 @@ namespace {
 
 // Determine bin based on three categories of tiles: things we need now,
 // things we need soon, and eventually.
-TileManagerBin BinFromTilePriority(const TilePriority& prio) {
+inline TileManagerBin BinFromTilePriority(const TilePriority& prio) {
 
   // The amount of time for which we want to have prepainting coverage.
   const double prepainting_window_time_seconds = 1.0;
@@ -131,20 +131,6 @@ void TileManager::UnregisterTile(Tile* tile) {
   DCHECK(false) << "Could not find tile version.";
 }
 
-void TileManager::WillModifyTilePriority(
-    Tile* tile, WhichTree tree, const TilePriority& new_priority) {
-  // TODO(nduca): Do something smarter if reprioritization turns out to be
-  // costly.
-  ScheduleManageTiles();
-}
-
-void TileManager::ScheduleManageTiles() {
-  if (manage_tiles_pending_)
-    return;
-  client_->ScheduleManageTiles();
-  manage_tiles_pending_ = true;
-}
-
 class BinComparator {
 public:
   bool operator() (const Tile* a, const Tile* b) const {