Move cc/output things that are part of layer compositor API to cc/trees

These are things used in the cc/trees classes, so put them there.

[email protected]
TBR=jam

Bug: 722935
Cq-Include-Trybots: master.tryserver.blink:linux_trusty_blink_rel
Change-Id: Ifb215909e1ce4c6e1687240634085088d02c541b
Reviewed-on: https://chromium-review.googlesource.com/676227
Reviewed-by: danakj <[email protected]>
Reviewed-by: enne <[email protected]>
Commit-Queue: danakj <[email protected]>
Cr-Commit-Position: refs/heads/master@{#503469}
diff --git a/content/renderer/render_widget.cc b/content/renderer/render_widget.cc
index 11e37fe4..29dffe6 100644
--- a/content/renderer/render_widget.cc
+++ b/content/renderer/render_widget.cc
@@ -25,7 +25,7 @@
 #include "build/build_config.h"
 #include "cc/animation/animation_host.h"
 #include "cc/input/touch_action.h"
-#include "cc/output/layer_tree_frame_sink.h"
+#include "cc/trees/layer_tree_frame_sink.h"
 #include "cc/trees/layer_tree_host.h"
 #include "components/viz/common/frame_sinks/begin_frame_source.h"
 #include "components/viz/common/quads/copy_output_request.h"