Moves WindowManagerInternal* into own .mojom

Only the ViewManager and WindowManager implementations care about
these.

BUG=none
TEST=none
R=ben@chromium.org

Review URL: https://codereview.chromium.org/663683007
diff --git a/mojo/services/public/interfaces/window_manager/BUILD.gn b/mojo/services/public/interfaces/window_manager/BUILD.gn
index 3d1e55f..30c9984 100644
--- a/mojo/services/public/interfaces/window_manager/BUILD.gn
+++ b/mojo/services/public/interfaces/window_manager/BUILD.gn
@@ -8,6 +8,7 @@
 mojom("window_manager") {
   sources = [
     "window_manager.mojom",
+    "window_manager_internal.mojom",
   ]
 
   deps = [
diff --git a/mojo/services/public/interfaces/window_manager/window_manager.mojom b/mojo/services/public/interfaces/window_manager/window_manager.mojom
index 80e3d24..754f1ed 100644
--- a/mojo/services/public/interfaces/window_manager/window_manager.mojom
+++ b/mojo/services/public/interfaces/window_manager/window_manager.mojom
@@ -13,26 +13,4 @@
   Embed(string url, ServiceProvider&? service_provider);
 };
 
-// WindowManagerInternalService provides high level window management policies
-// and is used by the ViewManager. This interface is marked as internal as only
-// the view manager is allowed to connect to this.
-[Client=WindowManagerInternalClient]
-interface WindowManagerInternalService {
-  // Called when an input event is received from the native system. It's
-  // expected that when this is received the WindowManagerInternalService will
-  // call back to WindowManagerInternalServieClient will call
-  // DispatchInputEventToView().
-  // TODO(sky): nuke this and instead have an interface specifically for
-  // dispatching events in the NativeViewportService.
-  OnViewInputEvent(mojo.Event event);
-};
-
-// ViewManager provides this interface for functionality only exposed to the
-// WindowManagerInternalServie.
-[Client=WindowManagerInternalService]
-interface WindowManagerInternalClient {
-  // Dispatches the specified input event to the specified view.
-  DispatchInputEventToView(uint32 view_id, mojo.Event event);
-};
-
 }
diff --git a/mojo/services/public/interfaces/window_manager/window_manager_internal.mojom b/mojo/services/public/interfaces/window_manager/window_manager_internal.mojom
new file mode 100644
index 0000000..9d7fef1
--- /dev/null
+++ b/mojo/services/public/interfaces/window_manager/window_manager_internal.mojom
@@ -0,0 +1,31 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import "mojo/services/public/interfaces/input_events/input_events.mojom";
+
+module mojo {
+
+// WindowManagerInternalService provides high level window management policies
+// and is used by the ViewManager. This interface is marked as internal as only
+// the view manager is allowed to connect to this.
+[Client=WindowManagerInternalClient]
+interface WindowManagerInternalService {
+  // Called when an input event is received from the native system. It's
+  // expected that when this is received the WindowManagerInternalService will
+  // call back to WindowManagerInternalServieClient will call
+  // DispatchInputEventToView().
+  // TODO(sky): nuke this and instead have an interface specifically for
+  // dispatching events in the NativeViewportService.
+  OnViewInputEvent(mojo.Event event);
+};
+
+// ViewManager provides this interface for functionality only exposed to the
+// WindowManagerInternalServie.
+[Client=WindowManagerInternalService]
+interface WindowManagerInternalClient {
+  // Dispatches the specified input event to the specified view.
+  DispatchInputEventToView(uint32 view_id, mojo.Event event);
+};
+
+}
diff --git a/mojo/services/view_manager/connection_manager.h b/mojo/services/view_manager/connection_manager.h
index 6f5edd8..99a772d 100644
--- a/mojo/services/view_manager/connection_manager.h
+++ b/mojo/services/view_manager/connection_manager.h
@@ -13,7 +13,7 @@
 #include "mojo/public/cpp/bindings/array.h"
 #include "mojo/public/cpp/bindings/error_handler.h"
 #include "mojo/services/public/interfaces/view_manager/view_manager.mojom.h"
-#include "mojo/services/public/interfaces/window_manager/window_manager.mojom.h"
+#include "mojo/services/public/interfaces/window_manager/window_manager_internal.mojom.h"
 #include "mojo/services/view_manager/display_manager.h"
 #include "mojo/services/view_manager/ids.h"
 #include "mojo/services/view_manager/server_view.h"
diff --git a/mojo/services/view_manager/view_manager_unittest.cc b/mojo/services/view_manager/view_manager_unittest.cc
index 9184267..1188a7f 100644
--- a/mojo/services/view_manager/view_manager_unittest.cc
+++ b/mojo/services/view_manager/view_manager_unittest.cc
@@ -28,6 +28,7 @@
 #include "mojo/services/public/cpp/view_manager/util.h"
 #include "mojo/services/public/interfaces/view_manager/view_manager.mojom.h"
 #include "mojo/services/public/interfaces/window_manager/window_manager.mojom.h"
+#include "mojo/services/public/interfaces/window_manager/window_manager_internal.mojom.h"
 #include "mojo/services/view_manager/ids.h"
 #include "mojo/services/view_manager/test_change_tracker.h"
 #include "mojo/shell/shell_test_helper.h"
diff --git a/mojo/services/window_manager/window_manager_internal_service_impl.h b/mojo/services/window_manager/window_manager_internal_service_impl.h
index 5733f79..3e416f3 100644
--- a/mojo/services/window_manager/window_manager_internal_service_impl.h
+++ b/mojo/services/window_manager/window_manager_internal_service_impl.h
@@ -6,7 +6,7 @@
 #define MOJO_SERVICES_WINDOW_MANAGER_WINDOW_MANAGER_INTERNAL_SERVICE_IMPL_H_
 
 #include "base/basictypes.h"
-#include "mojo/services/public/interfaces/window_manager/window_manager.mojom.h"
+#include "mojo/services/public/interfaces/window_manager/window_manager_internal.mojom.h"
 
 namespace mojo {