services/ui: Rename a few gpu-related classes.

services/ui/ws/BUILD.gn

Index: services/ui/ws/BUILD.gn
diff --git a/services/ui/ws/BUILD.gn b/services/ui/ws/BUILD.gn
index c90977d3e36f3387ef8a5b4ef9fe3d7d360c3974..56dbdd50d1b6617f955f6329c8c29fb9f674c881 100644
--- a/services/ui/ws/BUILD.gn
+++ b/services/ui/ws/BUILD.gn
@@ -38,6 +38,8 @@ static_library("lib") {
     "focus_controller_observer.h",
     "frame_generator.cc",
     "frame_generator.h",
+    "gpu_service_proxy.cc",
+    "gpu_service_proxy.h",
     "modal_window_controller.cc",
     "modal_window_controller.h",
     "operation.cc",
@@ -101,6 +103,12 @@ static_library("lib") {
     "window_tree_host_factory.h",
   ]
 
+  deps = [
+    # TODO(sad): Temporary, until the GPU process is split out of ws.
+    "//services/ui/gpu",
+    "//services/ui/gpu/display_compositor",
+  ]
+
   public_deps = [
     "//base",
     "//cc",