| Index: chrome/renderer/searchbox/searchbox.cc | 
| diff --git a/chrome/renderer/searchbox/searchbox.cc b/chrome/renderer/searchbox/searchbox.cc | 
| index 9adce8536714bf97658937ee385048a46db5c780..58e76dfb6ffbcc64b89eecf0ea58d6036e4a3f56 100644 | 
| --- a/chrome/renderer/searchbox/searchbox.cc | 
| +++ b/chrome/renderer/searchbox/searchbox.cc | 
| @@ -9,6 +9,7 @@ | 
| #include "base/strings/string_number_conversions.h" | 
| #include "base/strings/string_util.h" | 
| #include "base/strings/utf_string_conversions.h" | 
| +#include "base/time/time.h" | 
| #include "chrome/common/chrome_switches.h" | 
| #include "chrome/common/favicon/favicon_url_parser.h" | 
| #include "chrome/common/omnibox_focus_state.h" | 
| @@ -16,10 +17,13 @@ | 
| #include "chrome/common/url_constants.h" | 
| #include "chrome/renderer/searchbox/searchbox_extension.h" | 
| #include "components/favicon_base/favicon_types.h" | 
| +#include "content/public/renderer/render_frame.h" | 
| #include "content/public/renderer/render_view.h" | 
| #include "net/base/escape.h" | 
| #include "third_party/WebKit/public/web/WebDocument.h" | 
| #include "third_party/WebKit/public/web/WebFrame.h" | 
| +#include "third_party/WebKit/public/web/WebLocalFrame.h" | 
| +#include "third_party/WebKit/public/web/WebPerformance.h" | 
| #include "third_party/WebKit/public/web/WebView.h" | 
| #include "url/gurl.h" | 
|  | 
| @@ -156,8 +160,15 @@ SearchBox::~SearchBox() { | 
| } | 
|  | 
| void SearchBox::LogEvent(NTPLoggingEventType event) { | 
| +  // navigation_start in ms. | 
| +  uint64 start = 1000 * (render_view()->GetMainRenderFrame()->GetWebFrame()-> | 
| +      performance().navigationStart()); | 
| +  uint64 now = | 
| +      (base::TimeTicks::Now() - base::TimeTicks::UnixEpoch()).InMilliseconds(); | 
| +  DCHECK(now >= start); | 
| +  base::TimeDelta delta = base::TimeDelta::FromMilliseconds(now - start); | 
| render_view()->Send(new ChromeViewHostMsg_LogEvent( | 
| -      render_view()->GetRoutingID(), page_seq_no_, event)); | 
| +      render_view()->GetRoutingID(), page_seq_no_, event, delta)); | 
| } | 
|  | 
| void SearchBox::LogMostVisitedImpression(int position, | 
|  |