Remove all blimp client code.

blimp/client/public/android/java/src/org/chromium/blimp_public/BlimpClientContextDelegate.java

Index: blimp/client/public/android/java/src/org/chromium/blimp_public/BlimpClientContextDelegate.java
diff --git a/blimp/client/public/android/java/src/org/chromium/blimp_public/BlimpClientContextDelegate.java b/blimp/client/public/android/java/src/org/chromium/blimp_public/BlimpClientContextDelegate.java
deleted file mode 100644
index fa38f24451f6cc90cad58932dc446cefb43b7378..0000000000000000000000000000000000000000
--- a/blimp/client/public/android/java/src/org/chromium/blimp_public/BlimpClientContextDelegate.java
+++ /dev/null
@@ -1,22 +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.blimp_public;
-
-import android.content.Context;
-
-/**
- * BlimpClientContextDelegate contains all embedder's Java functions used by Blimp Java classes.
- */
-public interface BlimpClientContextDelegate {
-    /**
-     * Request embedder to restart browser.
-     */
-    public void restartBrowser();
-
-    /**
-     * Start user sign in flow.
-     */
-    public void startUserSignInFlow(Context context);
-}