Add the 'content' column to see what text is used to detect a language

chrome/renderer/translate/translate_helper.cc

 // 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.
 
 #include "chrome/renderer/translate/translate_helper.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
@@ skipping 95 matching lines @@
   language_determined_time_ = base::TimeTicks::Now();
 
   GURL url(document.url());
   LanguageDetectionDetails details;
   details.time = base::Time::Now();
   details.url = url;
   details.content_language = content_language;
   details.cld_language = cld_language;
   details.is_cld_reliable = is_cld_reliable;
   details.adopted_language = language;
+  // TODO(hajimehoshi): this parameter should be set only if

[Takashi Toyoshima, 2013/05/23 06:54:53]

this -> This.

Probably, we can say,
"If this affects performance, it can be set if"...

[hajimehoshi, 2013/05/23 06:59:18]

Done.

+  // translate-internals tab exists.
+  details.contents = contents;
 
   Send(new ChromeViewHostMsg_TranslateLanguageDetermined(
       routing_id(),
       details,
       IsTranslationAllowed(&document) && !language.empty()));
 }
 
 void TranslateHelper::CancelPendingTranslation() {
   weak_method_factory_.InvalidateWeakPtrs();
   translation_pending_ = false;
@@ skipping 463 matching lines @@
   WebView* web_view = render_view()->GetWebView();
   if (!web_view) {
     // When the WebView is going away, the render view should have called
     // CancelPendingTranslation() which should have stopped any pending work, so
     // that case should not happen.
     NOTREACHED();
     return NULL;
   }
   return web_view->mainFrame();
 }