Separate out Touch Selection Orientation enum

ui/touch_selection/BUILD.gn

Index: ui/touch_selection/BUILD.gn
diff --git a/ui/touch_selection/BUILD.gn b/ui/touch_selection/BUILD.gn
index e6767cb4f91459b722e65ee1eed841caf34195b0..209a854c3f34a051f4650d7d737bea0b4e84a8e3 100644
--- a/ui/touch_selection/BUILD.gn
+++ b/ui/touch_selection/BUILD.gn
@@ -16,6 +16,7 @@ component("touch_selection") {
     "selection_event_type.h",
     "touch_handle.cc",
     "touch_handle.h",
+    "touch_handle_orientation.h",
     "touch_selection_controller.cc",
     "touch_selection_controller.h",
     "ui_touch_selection_export.h",
@@ -58,4 +59,12 @@ if (is_android) {
       "org/chromium/ui/touch_selection/SelectionEventType.java",
     ]
   }
+  java_cpp_enum("ui_touch_handle_orientation_srcjar") {
+    sources = [
+      "touch_handle_orientation.h",
+    ]
+    outputs = [
+      "org/chromium/ui/touch_selection/TouchHandleOrientation.java",
+    ]
+  }
 }