Update the print spooler action bar icon.

1. Updated the print spooler icon shown in the action bar
   when searching for printers in the all printers activity.

2. If the current printer's capabilities are not immediately
   available the page count label in the dialog contained the
   argument placeholders.

bug:10983508

Change-Id: Id4f78d6cc31647f043f8e3044ab54f30584d1ebe

packages/PrintSpooler/res/layout/print_job_config_activity_content_editing.xml

@@ -107,7 +107,7 @@
                     android:layout_marginStart="36dip"
                     android:textAppearance="@style/PrintOptionTitleTextAppearance"
                     android:labelFor="@+id/range_options_spinner"
-                    android:text="@string/label_pages">
+                    android:text="@string/page_count_unknown">
                 </TextView>
 
                 <Spinner

packages/PrintSpooler/src/com/android/printspooler/SelectPrinterFragment.java

@@ -93,6 +93,7 @@ public final class SelectPrinterFragment extends ListFragment {
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setHasOptionsMenu(true);
+        getActivity().getActionBar().setIcon(R.drawable.ic_menu_print);
     }
 
     @Override