Revert of Allow one-copy task tile worker pool to use compressed textures.

cc/output/renderer_settings_unittest.cc

Index: cc/output/renderer_settings_unittest.cc
diff --git a/cc/output/renderer_settings_unittest.cc b/cc/output/renderer_settings_unittest.cc
index 40d4f07211d8501d04944b3eb2025ec0c03d164b..b7febd41a004b7e6973ad203c861cce5254d2199 100644
--- a/cc/output/renderer_settings_unittest.cc
+++ b/cc/output/renderer_settings_unittest.cc
@@ -30,9 +30,9 @@
   settings.delay_releasing_overlay_resources = true;
   settings.refresh_rate = 6.0;
   settings.highp_threshold_min = 1;
+  settings.use_rgba_4444_textures = true;
   settings.texture_id_allocation_chunk_size = 46;
   settings.use_gpu_memory_buffer_resources = true;
-  settings.preferred_tile_format = RGBA_4444;
   VerifySerializeAndDeserializeProto(settings);
 }
 
@@ -48,9 +48,9 @@
   settings.delay_releasing_overlay_resources = true;
   settings.refresh_rate = 999.0;
   settings.highp_threshold_min = 1;
+  settings.use_rgba_4444_textures = true;
   settings.texture_id_allocation_chunk_size = 12;
   settings.use_gpu_memory_buffer_resources = true;
-  settings.preferred_tile_format = RGBA_4444;
   VerifySerializeAndDeserializeProto(settings);
 }