Replace std::map with base::SmallMap in ui::LatencyInfo

content/renderer/render_widget.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_RENDERER_RENDER_WIDGET_H_
 #define CONTENT_RENDERER_RENDER_WIDGET_H_
 
 #include <deque>
 #include <map>
 
@@ skipping 318 matching lines @@
   void ResizeSynchronously(const gfx::Rect& new_position);
   virtual void SetScreenMetricsEmulationParameters(
       float device_scale_factor,
       const gfx::Point& root_layer_offset,
       float root_layer_scale);
   void SetExternalPopupOriginAdjustmentsForEmulation(
       ExternalPopupMenu* popup, ScreenMetricsEmulator* emulator);
 
   // RenderWidget IPC message handlers
   void OnHandleInputEvent(const blink::WebInputEvent* event,
-                          ui::LatencyInfo latency_info,
+                          const ui::LatencyInfo& latency_info,
                           bool keyboard_shortcut);
   void OnCursorVisibilityChange(bool is_visible);
   void OnMouseCaptureLost();
   virtual void OnSetFocus(bool enable);
   void OnClose();
   void OnCreatingNewAck();
   virtual void OnResize(const ViewMsg_Resize_Params& params);
   void OnChangeResizeRect(const gfx::Rect& resizer_rect);
   virtual void OnWasHidden();
   virtual void OnWasShown(bool needs_repainting);
@@ skipping 451 matching lines @@
 
   ui::MenuSourceType context_menu_source_type_;
   gfx::Point touch_editing_context_menu_location_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidget);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_WIDGET_H_