Use "+" icon for FAB

* Reuse the icon for creating a group.
* This change doesn't affect the FAB in Dialer.

Bug 28942847

Change-Id: I111f429c6bef7905c523725c51c5989481ec4538
diff --git a/res/drawable/ic_menu_group_add.xml b/res/drawable/ic_add.xml
similarity index 100%
rename from res/drawable/ic_menu_group_add.xml
rename to res/drawable/ic_add.xml
diff --git a/res/layout/floating_action_button.xml b/res/layout/floating_action_button.xml
index 294d88b..95c76ae 100644
--- a/res/layout/floating_action_button.xml
+++ b/res/layout/floating_action_button.xml
@@ -33,5 +33,5 @@
         android:background="@drawable/floating_action_button"
         android:tint="@color/floating_action_button_icon_color"
         android:contentDescription="@string/action_menu_add_new_contact_button"
-        android:src="@drawable/ic_person_add_24dp"/>
+        android:src="@drawable/ic_add"/>
 </FrameLayout>
\ No newline at end of file
diff --git a/src/com/android/contacts/ContactsDrawerActivity.java b/src/com/android/contacts/ContactsDrawerActivity.java
index 4c45606..62a9258 100644
--- a/src/com/android/contacts/ContactsDrawerActivity.java
+++ b/src/com/android/contacts/ContactsDrawerActivity.java
@@ -40,7 +40,6 @@
 
 import com.android.contacts.common.ContactsUtils;
 import com.android.contacts.common.compat.BlockedNumberContractCompat;
-import com.android.contacts.common.compat.CompatUtils;
 import com.android.contacts.common.compat.TelecomManagerUtil;
 import com.android.contacts.common.list.ContactListFilter;
 import com.android.contacts.common.list.ContactListFilterController;
@@ -195,7 +194,7 @@
         // 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_menu_group_add);
+        menuItem.setIcon(R.drawable.ic_add);
         menuItem.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override
             public boolean onMenuItemClick(MenuItem item) {