fix action bar and menu

    Bug: 5077207
    Bug: 5097486
    cleaned up action bar items
    dynamically change menu items based on context
    bookmarks option added to nav bar menu
    new tab added to navbar menu
    find/addbookmark only on real pages
    removed new incognito tab from tab switcher action bar

Change-Id: I973f20a13bb7d9900041f717aff012e7a2c735b8
diff --git a/res/menu/browser.xml b/res/menu/browser.xml
index 0b46db6..1de97f7 100644
--- a/res/menu/browser.xml
+++ b/res/menu/browser.xml
@@ -28,10 +28,18 @@
                 android:icon="@*android:drawable/ic_menu_forward" />
         </group>
         <item
+            android:id="@+id/new_tab_menu_id"
+            android:title="@string/menu_new_tab"
+            android:icon="@drawable/ic_new_window_holo_dark" />
+        <item
             android:id="@+id/incognito_menu_id"
             android:title="@string/incognito_tab"
             android:icon="@drawable/ic_new_incognito_holo_dark" />
         <item
+            android:id="@+id/bookmarks_menu_id"
+            android:title="@string/bookmarks"
+            android:icon="@drawable/ic_bookmarks_history_holo_dark" />
+        <item
             android:id="@+id/add_bookmark_menu_id"
             android:title="@string/save_to_bookmarks"
             android:icon="@drawable/ic_bookmark_on_holo_dark"