Revert "cc: Make tiling interest rect calc based on viewport."

cc/tiles/picture_layer_tiling_perftest.cc

Index: cc/tiles/picture_layer_tiling_perftest.cc
diff --git a/cc/tiles/picture_layer_tiling_perftest.cc b/cc/tiles/picture_layer_tiling_perftest.cc
index dcb64eb3a2672efcc64678013b80b5ec58757d12..f27c227edcc40d6ffce485f2ce865d68d1da69e6 100644
--- a/cc/tiles/picture_layer_tiling_perftest.cc
+++ b/cc/tiles/picture_layer_tiling_perftest.cc
@@ -49,7 +49,7 @@ class PictureLayerTilingPerfTest : public testing::Test {
             gfx::Size(256 * 50, 256 * 50));
     picture_layer_tiling_ = PictureLayerTiling::Create(
         PENDING_TREE, 1.f, pile, &picture_layer_tiling_client_,
-        defaults.tiling_interest_area_viewport_multiplier,
+        defaults.max_tiles_for_interest_area,
         defaults.skewport_target_time_in_seconds,
         defaults.skewport_extrapolation_limit_in_content_pixels);
     picture_layer_tiling_->CreateAllTilesForTesting();