window-service: moves mojoms into ws directory

This does not change the namespace, only the directory. That will happen next.

BUG=876924
TEST=covered by tests

Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux_layout_tests_layout_ng
Change-Id: Iff71c6372b21ea13dfa9c35d44f06073a2ba3c77
Reviewed-on: https://chromium-review.googlesource.com/1186040
Reviewed-by: Tom Sepez <[email protected]>
Reviewed-by: Michael Wasserman <[email protected]>
Commit-Queue: Scott Violet <[email protected]>
Cr-Commit-Position: refs/heads/master@{#585626}
diff --git a/components/exo/BUILD.gn b/components/exo/BUILD.gn
index 755fe0e..d2e6fbe 100644
--- a/components/exo/BUILD.gn
+++ b/components/exo/BUILD.gn
@@ -80,7 +80,7 @@
     "//device/gamepad/public/cpp:shared_with_blink",
     "//gpu",
     "//gpu/command_buffer/client:gles2_interface",
-    "//services/ui/public/interfaces",
+    "//services/ws/public/mojom",
     "//skia",
     "//ui/aura",
     "//ui/base/ime",