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

android_webview/native/aw_contents_statics.cc

Index: android_webview/native/aw_contents_statics.cc
diff --git a/android_webview/native/aw_contents_statics.cc b/android_webview/native/aw_contents_statics.cc
index e408c7c4551efeb1f1b563e45dc117542a0d6b5b..bca0a998fa1fb12d4028c867378cffddf7764498 100644
--- a/android_webview/native/aw_contents_statics.cc
+++ b/android_webview/native/aw_contents_statics.cc
@@ -7,6 +7,7 @@
 #include "android_webview/browser/aw_browser_context.h"
 #include "android_webview/browser/net/aw_url_request_context_getter.h"
 #include "android_webview/common/aw_version_info_values.h"
+#include "android_webview/native/aw_contents_io_thread_client_impl.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/callback.h"
@@ -102,6 +103,17 @@ ScopedJavaLocalRef<jstring> GetProductVersion(JNIEnv* env,
   return base::android::ConvertUTF8ToJavaString(env, PRODUCT_VERSION);
 }
 
+// static
+void SetServiceWorkerIoThreadClient(
+    JNIEnv* env,
+    const JavaParamRef<jclass>&,
+    const base::android::JavaParamRef<jobject>& io_thread_client,
+    const base::android::JavaParamRef<jobject>& browser_context) {
+  AwContentsIoThreadClientImpl::SetServiceWorkerIoThreadClient(
+      io_thread_client, browser_context);
+}
+
+
 bool RegisterAwContentsStatics(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }