Remove Interface from file names and add Impl to actual implementation

chrome/android/java/src/org/chromium/chrome/browser/vr_shell/NonPresentingGvrContextInterface.java

Index: chrome/android/java/src/org/chromium/chrome/browser/vr_shell/NonPresentingGvrContextInterface.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/NonPresentingGvrContextInterface.java b/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/NonPresentingGvrContextInterface.java
deleted file mode 100644
index 614e6fe658a20f4a12530d5d9b97feb8231d413a..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/NonPresentingGvrContextInterface.java
+++ /dev/null
@@ -1,31 +0,0 @@
-// Copyright 2016 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.chrome.browser.vr_shell;
-
-/**
- * Abstracts away the NonPresentingGvrContext class, which may or may not be present at runtime
- * depending on compile flags.
- */
-public interface NonPresentingGvrContextInterface {
-    /**
-     * Returns the native gvr context.
-     */
-    long getNativeGvrContext();
-
-    /**
-     * Must be called when activity resumes.
-     */
-    void resume();
-
-    /**
-     * Must be called when activity pauses.
-     */
-    void pause();
-
-    /**
-     * Shutdown the native gvr context.
-     */
-    void shutdown();
-}