Mojo EDK: Introduce MojoQueryHandleSignalsState API

mojo/public/java/system/src/org/chromium/mojo/system/InvalidHandle.java

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.mojo.system;
 
-import org.chromium.mojo.system.Core.HandleSignals;
-import org.chromium.mojo.system.Core.WaitResult;
+import org.chromium.mojo.system.Core.HandleSignalsState;
 import org.chromium.mojo.system.DataPipe.ConsumerHandle;
 import org.chromium.mojo.system.DataPipe.ProducerHandle;
 
 import java.nio.ByteBuffer;
 import java.util.List;
 
 /**
  * A handle that will always be invalid.
  */
 public class InvalidHandle implements UntypedHandle, MessagePipeHandle, ConsumerHandle,
@@ skipping 12 matching lines @@
 
     /**
      * @see Handle#close()
      */
     @Override
     public void close() {
         // Do nothing.
     }
 
     /**
-     * @see Handle#wait(Core.HandleSignals, long)
+     * @see Handle#querySignalsState()
      */
     @Override
-    public WaitResult wait(HandleSignals signals, long deadline) {
+    public HandleSignalsState querySignalsState() {
         throw new MojoException(MojoResult.INVALID_ARGUMENT);
     }
 
     /**
      * @see Handle#isValid()
      */
     @Override
     public boolean isValid() {
         return false;
     }
@@ skipping 156 matching lines @@
     /**
      * @see MessagePipeHandle#readMessage(java.nio.ByteBuffer, int, MessagePipeHandle.ReadFlags)
      */
     @Override
     public ResultAnd<ReadMessageResult> readMessage(
             ByteBuffer bytes, int maxNumberOfHandles, ReadFlags flags) {
         throw new MojoException(MojoResult.INVALID_ARGUMENT);
     }
 
 }