Standardize and replace assets with vectors

Standarize naming of vector drawables and replace png
assets with vector drawables.

Test: build and run GoogleContactsTests
      manual side by side sanity check with previous version

Bug: 33251913
Change-Id: Iafea5c1bba738c57437888da999fc2909d0765fd
diff --git a/src/com/android/contacts/ContactsDrawerActivity.java b/src/com/android/contacts/ContactsDrawerActivity.java
index 37e165f..f0bc37e 100644
--- a/src/com/android/contacts/ContactsDrawerActivity.java
+++ b/src/com/android/contacts/ContactsDrawerActivity.java
@@ -425,7 +425,7 @@
                         && groupMetaData.groupId == groupListItem.getGroupId()) {
                     updateMenuSelection(menuItem);
                 }
-                menuItem.setIcon(R.drawable.ic_menu_label);
+                menuItem.setIcon(R.drawable.quantum_ic_label_vd_theme_24);
                 menuItem.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
                     @Override
                     public boolean onMenuItemClick(MenuItem item) {
@@ -450,7 +450,7 @@
         // Create a menu item in the sub menu to add new groups
         final MenuItem menuItem = subMenu.add(R.id.nav_groups_items, Menu.NONE,
                 Menu.NONE, getString(R.string.menu_new_group_action_bar));
-        menuItem.setIcon(R.drawable.ic_add);
+        menuItem.setIcon(R.drawable.quantum_ic_add_vd_theme_24);
         menuItem.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override
             public boolean onMenuItemClick(MenuItem item) {