Make mojo/services pass in "gn check"

mojo/services/public/cpp/input_events/BUILD.gn

Index: mojo/services/public/cpp/input_events/BUILD.gn
diff --git a/mojo/services/public/cpp/input_events/BUILD.gn b/mojo/services/public/cpp/input_events/BUILD.gn
index 28717f6518ff9bae68caedaa7ac9b3e2b39e2f95..2b47ece1d4ff46fddbf854e34cba02225e53c1da 100644
--- a/mojo/services/public/cpp/input_events/BUILD.gn
+++ b/mojo/services/public/cpp/input_events/BUILD.gn
@@ -3,6 +3,17 @@
 # found in the LICENSE file.
 
 component("input_events") {
+  sources = [
+    "lib/input_events_type_converters.cc",
+    "lib/mojo_extended_key_event_data.cc",
+    "lib/mojo_extended_key_event_data.h",
+    "mojo_input_events_export.h",
+  ]
+
+  defines = [
+    "MOJO_INPUT_EVENTS_IMPLEMENTATION",
+  ]
+
   deps = [
     "//base",
     "//ui/events",
@@ -13,17 +24,4 @@ component("input_events") {
     "//mojo/services/public/interfaces/geometry",
     "//mojo/services/public/cpp/geometry",
   ]
-
-  defines = [
-    "MOJO_INPUT_EVENTS_IMPLEMENTATION",
-  ]
-
-  sources = [
-    "lib/input_events_type_converters.cc",
-    "lib/input_events_type_converters.h",
-    "lib/mojo_extended_key_event_data.cc",
-    "lib/mojo_extended_key_event_data.h",
-    "input_events_type_converters.h",
-    "mojo_input_events_export.h",
-  ]
 }