Mojo EDK: Introduce MojoQueryHandleSignalsState API

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

Index: mojo/public/java/system/src/org/chromium/mojo/system/InvalidHandle.java
diff --git a/mojo/public/java/system/src/org/chromium/mojo/system/InvalidHandle.java b/mojo/public/java/system/src/org/chromium/mojo/system/InvalidHandle.java
index 9c20fddb1d6e75e51b9dc5ffe3c8b657d430a863..f8b99c6d66d4a2adac1bea3036540fb37ad28f64 100644
--- a/mojo/public/java/system/src/org/chromium/mojo/system/InvalidHandle.java
+++ b/mojo/public/java/system/src/org/chromium/mojo/system/InvalidHandle.java
@@ -4,8 +4,7 @@
 
 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;
 
@@ -38,10 +37,10 @@ public class InvalidHandle implements UntypedHandle, MessagePipeHandle, Consumer
     }
 
     /**
-     * @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);
     }