Minimum implementation of ARC clipboard Bridge

components/arc/BUILD.gn

Index: components/arc/BUILD.gn
diff --git a/components/arc/BUILD.gn b/components/arc/BUILD.gn
index 6740c3f5cc0725cc789681224d23586fc8a381e5..693e8f3b608903741eb2c09dde38b6223136faa3 100644
--- a/components/arc/BUILD.gn
+++ b/components/arc/BUILD.gn
@@ -15,6 +15,8 @@ static_library("arc") {
     "arc_service_manager.cc",
     "arc_service_manager.h",
     "auth/arc_auth_service.h",
+    "clipboard/arc_clipboard_bridge.cc",
+    "clipboard/arc_clipboard_bridge.h",
     "input/arc_input_bridge.h",
     "input/arc_input_bridge_impl.cc",
     "input/arc_input_bridge_impl.h",
@@ -33,6 +35,7 @@ static_library("arc") {
     "//ipc/mojo:mojo",
     "//third_party/mojo/src/mojo/edk/system",
     "//ui/aura",
+    "//ui/base:base",
     "//ui/events",
     "//ui/events:dom_keycode_converter",
   ]
@@ -47,6 +50,7 @@ mojom("arc_bindings") {
     "common/app.mojom",
     "common/arc_bridge.mojom",
     "common/auth.mojom",
+    "common/clipboard.mojom",
     "common/input.mojom",
     "common/notifications.mojom",
     "common/power.mojom",