Move bookmark_pref_names.* into bookmarks namespace.

chrome/browser/prefs/pref_functional_browsertest.cc

Index: chrome/browser/prefs/pref_functional_browsertest.cc
diff --git a/chrome/browser/prefs/pref_functional_browsertest.cc b/chrome/browser/prefs/pref_functional_browsertest.cc
index 856dea7b1752ceed276399a0ee699571f97a7223..db5b8d75e7de67f4f76c4ad8e9703eb2df726fa7 100644
--- a/chrome/browser/prefs/pref_functional_browsertest.cc
+++ b/chrome/browser/prefs/pref_functional_browsertest.cc
@@ -139,13 +139,14 @@ IN_PROC_BROWSER_TEST_F(PrefsFunctionalTest, TestNetworkPredictionEnabledPref) {
 IN_PROC_BROWSER_TEST_F(PrefsFunctionalTest,
                        TestSessionRestoreShowBookmarkBar) {
   EXPECT_FALSE(browser()->profile()->GetPrefs()->GetBoolean(
-      prefs::kShowBookmarkBar));
-  browser()->profile()->GetPrefs()->SetBoolean(prefs::kShowBookmarkBar, true);
+      bookmarks::prefs::kShowBookmarkBar));
+  browser()->profile()->GetPrefs()->SetBoolean(
+      bookmarks::prefs::kShowBookmarkBar, true);
   EXPECT_TRUE(browser()->profile()->GetPrefs()->GetBoolean(
-      prefs::kShowBookmarkBar));
+      bookmarks::prefs::kShowBookmarkBar));
 
   EXPECT_TRUE(browser()->profile()->GetPrefs()->GetBoolean(
-      prefs::kShowBookmarkBar));
+      bookmarks::prefs::kShowBookmarkBar));
   EXPECT_EQ(BookmarkBar::SHOW, browser()->bookmark_bar_state());
 }