Use third_party/custom_tabs_client as the src for customtabs library

chrome/android/java/src/android/support/customtabs/ICustomTabsService.aidl

Index: chrome/android/java/src/android/support/customtabs/ICustomTabsService.aidl
diff --git a/chrome/android/java/src/android/support/customtabs/ICustomTabsService.aidl b/chrome/android/java/src/android/support/customtabs/ICustomTabsService.aidl
deleted file mode 100644
index e2eeb981edab7b7271f3ce343ed92d0c1bcc2fb9..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/android/support/customtabs/ICustomTabsService.aidl
+++ /dev/null
@@ -1,23 +0,0 @@
-// 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 android.support.customtabs;
-
-import android.net.Uri;
-import android.os.Bundle;
-import android.support.customtabs.ICustomTabsCallback;
-
-import java.util.List;
-
-/**
- * Interface to a CustomTabsService.
- * @hide
- */
-interface ICustomTabsService {
-    boolean warmup(long flags) = 1;
-    boolean newSession(in ICustomTabsCallback callback) = 2;
-    boolean mayLaunchUrl(in ICustomTabsCallback callback, in Uri url,
-            in Bundle extras, in List<Bundle> otherLikelyBundles) = 3;
-    Bundle extraCommand(String commandName, in Bundle args) = 4;
-}