Add bookmark entry point histogram for bookmark prompt experiment

chrome/browser/bookmarks/bookmark_utils.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/browser/bookmarks/bookmark_utils.h"
 
 #include <utility>
 
 #include "base/basictypes.h"
 #include "base/file_path.h"
 #include "base/i18n/case_conversion.h"
 #include "base/i18n/string_search.h"
 #include "base/metrics/histogram.h"
 #include "base/string16.h"
 #include "base/string_number_conversions.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/bookmarks/bookmark_node_data.h"
 #include "chrome/browser/history/query_parser.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/simple_message_box.h"
 #include "chrome/common/pref_names.h"
+#include "content/public/browser/user_metrics.h"
 #include "content/public/browser/web_contents.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/ui_strings.h"
 #include "net/base/net_util.h"
 #include "ui/base/dragdrop/drag_drop_types.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/models/tree_node_iterator.h"
 
 #if defined(OS_MACOSX)
@@ skipping 644 matching lines @@
 }
 
 void AddIfNotBookmarked(BookmarkModel* model,
                         const GURL& url,
                         const string16& title) {
   std::vector<const BookmarkNode*> bookmarks;
   model->GetNodesByURL(url, &bookmarks);
   if (!bookmarks.empty())
     return;  // Nothing to do, a bookmark with that url already exists.
 
+  content::RecordAction(content::UserMetricsAction("BookmarkAdded"));
   const BookmarkNode* parent = model->GetParentForNewNodes();
   model->AddURL(parent, parent->child_count(), title, url);
 }
 
 void RemoveAllBookmarks(BookmarkModel* model, const GURL& url) {
   std::vector<const BookmarkNode*> bookmarks;
   model->GetNodesByURL(url, &bookmarks);
 
   // Remove all the bookmarks.
   for (size_t i = 0; i < bookmarks.size(); ++i) {
@@ skipping 17 matching lines @@
 void DisableBookmarkBarViewAnimationsForTesting(bool disabled) {
   g_bookmark_bar_view_animations_disabled = disabled;
 }
 
 bool IsBookmarkBarViewAnimationsDisabled() {
   return g_bookmark_bar_view_animations_disabled;
 }
 #endif
 
 }  // namespace bookmark_utils