Introduce BookmarkClient interface to abstract embedder

chrome/browser/bookmarks/bookmark_stats.cc

 // Copyright 2013 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_stats.h"
 
 #include "base/metrics/histogram.h"
-#include "chrome/browser/bookmarks/bookmark_model.h"
-#include "content/public/browser/user_metrics.h"
+#include "base/metrics/user_metrics.h"
+#include "components/bookmarks/core/browser/bookmark_client.h"
+#include "components/bookmarks/core/browser/bookmark_node.h"
 
-void RecordBookmarkLaunch(const BookmarkNode* node,
+void RecordBookmarkLaunch(BookmarkClient* client,
+                          const BookmarkNode* node,
                           BookmarkLaunchLocation location) {
   if (location == BOOKMARK_LAUNCH_LOCATION_DETACHED_BAR ||
       location == BOOKMARK_LAUNCH_LOCATION_ATTACHED_BAR) {
-    content::RecordAction(
+    client->RecordAction(
         base::UserMetricsAction("ClickedBookmarkBarURLButton"));
   }
   UMA_HISTOGRAM_ENUMERATION(
       "Bookmarks.LaunchLocation", location, BOOKMARK_LAUNCH_LOCATION_LIMIT);
 
   if (!node)
     return;
 
   // In the cases where a bookmark node is provided, record the depth of the
   // bookmark in the tree.
   int depth = 0;
   for (const BookmarkNode* iter = node; iter != NULL; iter = iter->parent()) {
     depth++;
   }
   // Record |depth - 2| to offset the invisible root node and permanent nodes
   // (Bookmark Bar, Mobile Bookmarks or Other Bookmarks)
   UMA_HISTOGRAM_COUNTS("Bookmarks.LaunchDepth", depth - 2);
 }
 
-void RecordBookmarkFolderOpen(BookmarkLaunchLocation location) {
+void RecordBookmarkFolderOpen(BookmarkClient* client,
+                              BookmarkLaunchLocation location) {
   if (location == BOOKMARK_LAUNCH_LOCATION_DETACHED_BAR ||
       location == BOOKMARK_LAUNCH_LOCATION_ATTACHED_BAR) {
-    content::RecordAction(
-        base::UserMetricsAction("ClickedBookmarkBarFolder"));
+    client->RecordAction(base::UserMetricsAction("ClickedBookmarkBarFolder"));
   }
 }
 
-void RecordBookmarkAppsPageOpen(BookmarkLaunchLocation location) {
+void RecordBookmarkAppsPageOpen(BookmarkClient* client,
+                                BookmarkLaunchLocation location) {
   if (location == BOOKMARK_LAUNCH_LOCATION_DETACHED_BAR ||
       location == BOOKMARK_LAUNCH_LOCATION_ATTACHED_BAR) {
-    content::RecordAction(
+    client->RecordAction(
         base::UserMetricsAction("ClickedBookmarkBarAppsShortcutButton"));
   }
 }