Break up common_custom_types.mojom.

ui/events/mojo/latency_info.mojom

 // Copyright 2016 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.
 
 module ui.mojom;
 
-import "mojo/common/common_custom_types.mojom";
+import "mojo/common/time.mojom";
 import "ui/gfx/geometry/mojo/geometry.mojom";
 
 enum LatencyComponentType {
   // ---------------------------BEGIN COMPONENT-------------------------------
   // BEGIN COMPONENT is when we show the latency begin in chrome://tracing.
   // Timestamp when the input event is sent from RenderWidgetHost to renderer.
   INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT,
   // In threaded scrolling, main thread scroll listener update is async to
   // scroll processing in impl thread. This is the timestamp when we consider
   // the main thread scroll listener update is begun.
@@ skipping 92 matching lines @@
 
 // See ui/events/latency_info.h
 struct LatencyInfo {
   string trace_name;
   array<LatencyComponentPair> latency_components;
   array<gfx.mojom.PointF> input_coordinates;
   int64 trace_id;
   bool coalesced;
   bool terminated;
 };