[Cronet] Remove deprecated UrlRequestException.

components/cronet/android/api/src/org/chromium/net/UrlRequest.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.net;
 
 import java.nio.ByteBuffer;
 import java.util.concurrent.Executor;
 
 /**
@@ skipping 196 matching lines @@
         /**
          * Invoked if request failed for any reason after {@link UrlRequest#start}.
          * Once invoked, no other {@link Callback} methods will be invoked.
          * {@code error} provides information about the failure.
          *
          * @param request Request that failed.
          * @param info Response information. May be {@code null} if no response was
          *         received.
          * @param error information about error.
          */
-        public void onFailed(UrlRequest request, UrlResponseInfo info, CronetException error) {
-            // TODO(mef): Remove fallback to legacy api and make this method abstract
-            // after complete transition to CronetException.
-            onFailed(request, info, new UrlRequestException(error));
-        }
+        public abstract void onFailed(
+                UrlRequest request, UrlResponseInfo info, CronetException error);
 
         /**
          * Invoked if request was canceled via {@link UrlRequest#cancel}. Once
          * invoked, no other {@link Callback} methods will be invoked.
          * Default implementation takes no action.
          *
          * @param request Request that was canceled.
          * @param info Response information. May be {@code null} if no response was
          *         received.
          */
         public void onCanceled(UrlRequest request, UrlResponseInfo info) {}
-
-        /**
-         * @deprecated Use {@code onFailed} instead.
-         * {@hide This method will be removed after complete transition to CronetException}.
-         */
-        @Deprecated
-        // TODO(mef): Remove this after complete transition to CronetException.
-        public void onFailed(UrlRequest request, UrlResponseInfo info, UrlRequestException error) {
-            assert false;
-        }
     }
 
     /**
      * Request status values returned by {@link #getStatus}.
      */
     public static class Status {
 
         /**
          * This state indicates that the request is completed, canceled, or is not
          * started.
@@ skipping 173 matching lines @@
      *         the request's current status. {@code listener} will be invoked
      *         back on the {@link Executor} passed in when the request was
      *         created.
      */
     public abstract void getStatus(final StatusListener listener);
 
     // Note:  There are deliberately no accessors for the results of the request
     // here. Having none removes any ambiguity over when they are populated,
     // particularly in the redirect case.
 }