Revert of Move registration of Java mojo interfaces to the new InterfaceRegistrar.

chrome/browser/android/mojo/chrome_interface_registrar_android.cc

 // 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.
 
 #include "chrome/browser/android/mojo/chrome_interface_registrar_android.h"
 
-#include <jni.h>
-
 #include "base/android/context_utils.h"
 #include "base/android/jni_android.h"
+#include "content/public/browser/android/interface_registry_android.h"
+#include "content/public/browser/web_contents.h"
 #include "jni/ChromeInterfaceRegistrar_jni.h"
+#include "services/shell/public/cpp/interface_registry.h"
 
-void RegisterChromeJavaMojoInterfaces() {
-  Java_ChromeInterfaceRegistrar_registerMojoInterfaces(
-      base::android::AttachCurrentThread());
+// static
+void ChromeInterfaceRegistrarAndroid::ExposeInterfacesToFrame(
+    shell::InterfaceRegistry* registry,
+    content::RenderFrameHost* render_frame_host) {
+  content::WebContents* web_contents =
+      content::WebContents::FromRenderFrameHost(render_frame_host);
+
+  // Happens when, for example, showing the malware interstitial page.
+  if (!web_contents)
+    return;
+
+  Java_ChromeInterfaceRegistrar_exposeInterfacesToFrame(
+      base::android::AttachCurrentThread(),
+      content::InterfaceRegistryAndroid::Create(registry)->GetObj(),
+      web_contents->GetJavaWebContents());
 }