Move Tuple to base namespace.

components/guest_view/renderer/guest_view_request.cc

 // Copyright 2015 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.
 
 #include "components/guest_view/renderer/guest_view_request.h"
 
 #include "components/guest_view/common/guest_view_messages.h"
 #include "components/guest_view/renderer/guest_view_container.h"
 #include "content/public/renderer/render_frame.h"
 #include "content/public/renderer/render_view.h"
@@ skipping 63 matching lines @@
 
 void GuestViewAttachRequest::HandleResponse(const IPC::Message& message) {
   // TODO(fsamuel): Rename this message so that it's apparent that this is a
   // response to GuestViewHostMsg_AttachGuest. Perhaps
   // GuestViewMsg_AttachGuest_ACK?
   GuestViewMsg_GuestAttached::Param param;
   if (!GuestViewMsg_GuestAttached::Read(&message, &param))
     return;
 
   content::RenderView* guest_proxy_render_view =
-      content::RenderView::FromRoutingID(get<1>(param));
+      content::RenderView::FromRoutingID(base::get<1>(param));
   // TODO(fsamuel): Should we be reporting an error to JavaScript or DCHECKing?
   if (!guest_proxy_render_view)
     return;
 
   v8::HandleScope handle_scope(isolate());
   blink::WebFrame* frame = guest_proxy_render_view->GetWebView()->mainFrame();
   v8::Local<v8::Value> window = frame->mainWorldScriptContext()->Global();
 
   const int argc = 1;
   scoped_ptr<v8::Local<v8::Value>[]> argv(new v8::Local<v8::Value>[argc]);
@@ skipping 19 matching lines @@
     return;
 
   container()->render_frame()->DetachGuest(container()->element_instance_id());
 }
 
 void GuestViewDetachRequest::HandleResponse(const IPC::Message& message) {
   ExecuteCallbackIfAvailable(0 /* argc */, nullptr);
 }
 
 }  // namespace guest_view