Revert of Download doclava when building for Android and use to build cronet Javadocs

components/cronet/android/api/src/org/chromium/net/BidirectionalStream.java

 // Copyright 2015 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 android.support.annotation.IntDef;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ skipping 95 matching lines @@
                 throw new NullPointerException("Invalid header name.");
             }
             if (value == null) {
                 throw new NullPointerException("Invalid header value.");
             }
             mRequestHeaders.add(
                     new AbstractMap.SimpleImmutableEntry<String, String>(header, value));
             return this;
         }
 
-        /** @hide */
+        /** @deprecated not really deprecated but hidden. */
         @IntDef({
                 STREAM_PRIORITY_IDLE, STREAM_PRIORITY_LOWEST, STREAM_PRIORITY_LOW,
                 STREAM_PRIORITY_MEDIUM, STREAM_PRIORITY_HIGHEST,
         })
         @Retention(RetentionPolicy.SOURCE)
+        @SuppressWarnings("DepAnn")
         public @interface StreamPriority {}
 
         /**
          * Lowest stream priority. Passed to {@link #setPriority}.
          */
         public static final int STREAM_PRIORITY_IDLE = 0;
         /**
          * Very low stream priority. Passed to {@link #setPriority}.
          */
         public static final int STREAM_PRIORITY_LOWEST = 1;
@@ skipping 265 matching lines @@
     /**
      * Returns {@code true} if the stream was successfully started and is now
      * done (succeeded, canceled, or failed).
      *
      * @return {@code true} if the stream was successfully started and is now
      *         done (completed, canceled, or failed), otherwise returns {@code false}
      *         to indicate stream is not yet started or is in progress.
      */
     public abstract boolean isDone();
 }