Rename software codec classes and move them into api/

We want clients to be able to build their own factories around these
codecs.

Bug: webrtc:7925
Change-Id: Ia8f62d5d85e63ac6e3eb402c5996d8b986625615
Reviewed-on: https://webrtc-review.googlesource.com/c/109529
Reviewed-by: Sami Kalliomäki <sakal@webrtc.org>
Commit-Queue: Jonathan Yu <yujo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#25543}
diff --git a/sdk/android/api/org/webrtc/LibvpxVp9Encoder.java b/sdk/android/api/org/webrtc/LibvpxVp9Encoder.java
new file mode 100644
index 0000000..1211ae9
--- /dev/null
+++ b/sdk/android/api/org/webrtc/LibvpxVp9Encoder.java
@@ -0,0 +1,27 @@
+/*
+ *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+package org.webrtc;
+
+public class LibvpxVp9Encoder extends WrappedNativeVideoEncoder {
+  @Override
+  public long createNativeVideoEncoder() {
+    return nativeCreateEncoder();
+  }
+
+  static native long nativeCreateEncoder();
+
+  @Override
+  public boolean isHardwareEncoder() {
+    return false;
+  }
+
+  static native boolean nativeIsSupported();
+}