Componentize SafeBrowsingApi{Bridge,Handler}

chrome/browser/android/safe_browsing/safe_browsing_api_handler_bridge.h

-// 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.
-//
-// Glue to pass Safe Browsing API requests between Chrome and GMSCore
-
-#ifndef CHROME_BROWSER_ANDROID_SAFE_BROWSING_SAFE_BROWSING_API_HANDLER_BRIDGE_H_
-#define CHROME_BROWSER_ANDROID_SAFE_BROWSING_SAFE_BROWSING_API_HANDLER_BRIDGE_H_
-
-#include <jni.h>
-
-#include <string>
-#include <vector>
-
-#include "base/android/jni_android.h"
-#include "base/macros.h"
-#include "components/safe_browsing_db/safe_browsing_api_handler.h"
-#include "url/gurl.h"
-
-namespace safe_browsing {
-bool RegisterSafeBrowsingApiBridge(JNIEnv* env);
-
-class SafeBrowsingApiHandlerBridge : public SafeBrowsingApiHandler {
- public:
-  SafeBrowsingApiHandlerBridge();
-  ~SafeBrowsingApiHandlerBridge() override;
-
-  // Makes Native->Java call to check the URL against Safe Browsing lists.
-  void StartURLCheck(const URLCheckCallbackMeta& callback,
-                     const GURL& url,
-                     const std::vector<SBThreatType>& threat_types) override;
-
- private:
-  // Creates the j_api_handler_ if it hasn't been already.  If the API is not
-  // supported, this will return false and j_api_handler_ will remain NULL.
-  bool CheckApiIsSupported();
-
-  // The Java-side SafeBrowsingApiHandler. Must call CheckApiIsSupported first.
-  base::android::ScopedJavaLocalRef<jobject> j_api_handler_;
-
-  // True if we've once tried to create the above object.
-  bool checked_api_support_;
-
-  DISALLOW_COPY_AND_ASSIGN(SafeBrowsingApiHandlerBridge);
-};
-
-}  // namespace safe_browsing
-#endif  // CHROME_BROWSER_ANDROID_SAFE_BROWSING_SAFE_BROWSING_API_HANDLER_BRIDGE_H_