File upload API in chromedriver

content/browser/renderer_host/render_view_host.cc

Index: content/browser/renderer_host/render_view_host.cc
diff --git a/content/browser/renderer_host/render_view_host.cc b/content/browser/renderer_host/render_view_host.cc
index f5aa764a43496602608dc2c3eac4cd63aafc62d1..7ef4a2438cda75c28e012f85cc14b222c2b73c0c 100644
--- a/content/browser/renderer_host/render_view_host.cc
+++ b/content/browser/renderer_host/render_view_host.cc
@@ -680,6 +680,7 @@ bool RenderViewHost::OnMessageReceived(const IPC::Message& msg) {
                                     OnMsgRunBeforeUnloadConfirm)
     IPC_MESSAGE_HANDLER(DragHostMsg_StartDragging, OnMsgStartDragging)
     IPC_MESSAGE_HANDLER(DragHostMsg_UpdateDragCursor, OnUpdateDragCursor)
+    IPC_MESSAGE_HANDLER(DragHostMsg_TargetDrop_ACK, OnTargetDropACK)
     IPC_MESSAGE_HANDLER(ViewHostMsg_TakeFocus, OnTakeFocus)
     IPC_MESSAGE_HANDLER(ViewHostMsg_AddMessageToConsole, OnAddMessageToConsole)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ShouldClose_ACK, OnMsgShouldCloseACK)
@@ -1041,6 +1042,13 @@ void RenderViewHost::OnUpdateDragCursor(WebDragOperation current_op) {
     view->UpdateDragCursor(current_op);
 }
 
+void RenderViewHost::OnTargetDropACK() {
+  NotificationService::current()->Notify(
+      NotificationType::RENDER_VIEW_HOST_DID_RECEIVE_DRAG_TARGET_DROP_ACK,
+      Source<RenderViewHost>(this),
+      NotificationService::NoDetails());
+}
+
 void RenderViewHost::OnTakeFocus(bool reverse) {
   RenderViewHostDelegate::View* view = delegate_->GetViewDelegate();
   if (view)