Track plugin input event latency

content/renderer/pepper/pepper_graphics_2d_host.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_PEPPER_PEPPER_GRAPHICS_2D_HOST_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_GRAPHICS_2D_HOST_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
 #include "content/common/content_export.h"
 #include "ppapi/c/ppb_graphics_2d.h"
 #include "ppapi/host/host_message_context.h"
 #include "ppapi/host/resource_host.h"
 #include "third_party/WebKit/public/platform/WebCanvas.h"
+#include "ui/events/latency_info.h"
 #include "ui/gfx/point.h"
 #include "ui/gfx/size.h"
 
 namespace cc {
 class SingleReleaseCallback;
 class TextureMailbox;
 }
 
 namespace gfx {
 class Rect;
@@ skipping 70 matching lines @@
                                   const ppapi::HostResource& image_data,
                                   const PP_Point& top_left,
                                   bool src_rect_specified,
                                   const PP_Rect& src_rect);
   int32_t OnHostMsgScroll(ppapi::host::HostMessageContext* context,
                           bool clip_specified,
                           const PP_Rect& clip,
                           const PP_Point& amount);
   int32_t OnHostMsgReplaceContents(ppapi::host::HostMessageContext* context,
                                    const ppapi::HostResource& image_data);
-  int32_t OnHostMsgFlush(ppapi::host::HostMessageContext* context);
+  int32_t OnHostMsgFlush(ppapi::host::HostMessageContext* context,
+                         const std::vector<ui::LatencyInfo>& latency_info);
   int32_t OnHostMsgSetScale(ppapi::host::HostMessageContext* context,
                             float scale);
   int32_t OnHostMsgReadImageData(ppapi::host::HostMessageContext* context,
                                  PP_Resource image,
                                  const PP_Point& top_left);
 
   // If |old_image_data| is not NULL, a previous used ImageData object will be
   // reused.  This is used by ReplaceContents.
   int32_t Flush(PP_Resource* old_image_data);
 
@@ skipping 72 matching lines @@
   bool texture_mailbox_modified_;
   bool is_using_texture_layer_;
 
   friend class PepperGraphics2DHostTest;
   DISALLOW_COPY_AND_ASSIGN(PepperGraphics2DHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_GRAPHICS_2D_HOST_H_