Remove canBeFormatted().

It's not easy to determine if this
is possible, so instead apps should
attempt a format and handle errors
in the format request.

Change-Id: I078a208b849e71ef3fb6b5970a9111ece4a2d201

core/java/android/nfc/technology/Ndef.java

@@ -140,6 +140,7 @@ public final class Ndef extends BasicTagTechnology {
             return null;
         }
     }
+
     /**
      * Overwrite the primary NDEF message
      * @throws IOException

core/java/android/nfc/technology/NdefFormatable.java

@@ -44,16 +44,6 @@ public final class NdefFormatable extends BasicTagTechnology {
         super(adapter, tag, tech);
     }
 
-    /**
-     * Returns whether a tag can be formatted with {@link
-     * NdefFormatable#format(NdefMessage)}
-     */
-    public boolean canBeFormatted() throws IOException {
-        checkConnected();
-
-        throw new UnsupportedOperationException();
-    }
-
     /**
      * Formats a tag as NDEF, if possible. You may supply a first
      * NdefMessage to be written on the tag.