[Android WebView] Implement initial settings and callback support for Service Workers.

android_webview/javatests/src/org/chromium/android_webview/test/TestAwServiceWorkerClient.java

Index: android_webview/javatests/src/org/chromium/android_webview/test/TestAwServiceWorkerClient.java
diff --git a/android_webview/javatests/src/org/chromium/android_webview/test/TestAwServiceWorkerClient.java b/android_webview/javatests/src/org/chromium/android_webview/test/TestAwServiceWorkerClient.java
new file mode 100644
index 0000000000000000000000000000000000000000..7b65982c9b24bf807d2610d70d77cce4d616fde0
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+++ b/android_webview/javatests/src/org/chromium/android_webview/test/TestAwServiceWorkerClient.java
@@ -0,0 +1,52 @@
+// 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.android_webview.test;
+
+import org.chromium.android_webview.AwContentsClient.AwWebResourceRequest;
+import org.chromium.android_webview.AwServiceWorkerClient;
+import org.chromium.android_webview.AwWebResourceResponse;
+import org.chromium.content.browser.test.util.CallbackHelper;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * AwServiceWorkerClient subclass used for testing.
+ */
+public class TestAwServiceWorkerClient extends AwServiceWorkerClient {
+
+    /**
+     * Helper class to wait for callbacks on the TestAwServiceWorkerClient.
+     */
+    public static class ShouldInterceptRequestHelper extends CallbackHelper {
+        private List<AwWebResourceRequest> mInterceptedRequests =
+                new ArrayList<AwWebResourceRequest>();
+
+        public void notifyCalled(AwWebResourceRequest request) {
+            mInterceptedRequests.add(request);
+            notifyCalled();
+        }
+
+        public List<AwWebResourceRequest> getAwWebResourceRequests() {
+            return mInterceptedRequests;
+        }
+    }
+
+    private ShouldInterceptRequestHelper mShouldInterceptRequestHelper;
+
+    public ShouldInterceptRequestHelper getShouldInterceptRequestHelper() {
+        return mShouldInterceptRequestHelper;
+    }
+
+    public TestAwServiceWorkerClient() {
+        mShouldInterceptRequestHelper = new ShouldInterceptRequestHelper();
+    }
+
+    @Override
+    public AwWebResourceResponse shouldInterceptRequest(AwWebResourceRequest request) {
+        mShouldInterceptRequestHelper.notifyCalled(request);
+        return null;
+    }
+}