[Prototype] Delete Google service worker caches on Android signout

chrome/browser/android/signin/signin_manager_android.h

 // Copyright 2013 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.
 
 #ifndef CHROME_BROWSER_ANDROID_SIGNIN_SIGNIN_MANAGER_ANDROID_H_
 #define CHROME_BROWSER_ANDROID_SIGNIN_SIGNIN_MANAGER_ANDROID_H_
 
 #include <jni.h>
 
 #include <memory>
@@ skipping 39 matching lines @@
   void OnSignInCompleted(JNIEnv* env,
                          const base::android::JavaParamRef<jobject>& obj,
                          const base::android::JavaParamRef<jstring>& username);
 
   void SignOut(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
 
   base::android::ScopedJavaLocalRef<jstring> GetManagementDomain(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj);
 
+  // Delete all data for this profile.
   void WipeProfileData(JNIEnv* env,
                        const base::android::JavaParamRef<jobject>& obj,
                        const base::android::JavaParamRef<jobject>& hooks);
 
+  // Delete service workers and their caches for google.<eTLD>.
+  void WipeGoogleServiceWorkers(
+      JNIEnv* env,
+      const base::android::JavaParamRef<jobject>& obj,
+      const base::android::JavaParamRef<jobject>& hooks);
+
   void LogInSignedInUser(JNIEnv* env,
                          const base::android::JavaParamRef<jobject>& obj);
 
   void ClearLastSignedInUser(JNIEnv* env,
                              const base::android::JavaParamRef<jobject>& obj);
 
   jboolean IsSigninAllowedByPolicy(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj);
 
   jboolean IsForceSigninEnabled(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj);
 
   jboolean IsSignedInOnNative(JNIEnv* env,
                               const base::android::JavaParamRef<jobject>& obj);
 
   void ProhibitSignout(JNIEnv* env,
                        const base::android::JavaParamRef<jobject>& obj,
                        jboolean prohibit_signout);
 
   // SigninManagerBase::Observer implementation.
   void GoogleSigninFailed(const GoogleServiceAuthError& error) override;
   void GoogleSigninSucceeded(const std::string& account_id,
                              const std::string& username) override;
   void GoogleSignedOut(const std::string& account_id,
                        const std::string& username) override;
 
  private:
+  FRIEND_TEST_ALL_PREFIXES(SigninManagerAndroidTest,
+                           DeleteGoogleServiceWorkers);
+
   ~SigninManagerAndroid() override;
 
   void OnPolicyRegisterDone(const std::string& dm_token,
                             const std::string& client_id);
   void OnPolicyFetchDone(bool success);
 
   void OnBrowsingDataRemoverDone(
       const base::android::ScopedJavaGlobalRef<jobject>& callback);
 
   void ClearLastSignedInUser();
 
   void OnSigninAllowedPrefChanged();
 
+  static void WipeData(Profile* profile,
+                       bool all_data,
+                       const base::Closure& callback);
+
   Profile* profile_;
 
   // Java-side SigninManager object.
   base::android::ScopedJavaGlobalRef<jobject> java_signin_manager_;
 
   // CloudPolicy credentials stored during a pending sign-in, awaiting user
   // confirmation before starting to fetch policies.
   std::string dm_token_;
   std::string client_id_;
 
   // Username that is pending sign-in. This is used to extract the domain name
   // for the policy dialog, when |username_| corresponds to a managed account.
   std::string username_;
 
   PrefChangeRegistrar pref_change_registrar_;
 
   base::ThreadChecker thread_checker_;
 
   base::WeakPtrFactory<SigninManagerAndroid> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SigninManagerAndroid);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_SIGNIN_SIGNIN_MANAGER_ANDROID_H_