[Sync] Introduce GmsCoreSyncListener.

chrome/browser/sync/profile_sync_service_android.cc

 // 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.
 
 #include "chrome/browser/sync/profile_sync_service_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/bind.h"
@@ skipping 223 matching lines @@
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   return sync_service_->IsPassphraseRequiredForDecryption();
 }
 
 jboolean ProfileSyncServiceAndroid::IsUsingSecondaryPassphrase(
     JNIEnv* env, jobject) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   return sync_service_->IsUsingSecondaryPassphrase();
 }
 
+ScopedJavaLocalRef<jbyteArray>
+ProfileSyncServiceAndroid::GetCustomPassphraseKey(JNIEnv* env, jobject obj) {
+  std::string key = sync_service_->GetCustomPassphraseKey();
+  return base::android::ToJavaByteArray(
+      env, reinterpret_cast<const uint8_t*>(key.data()), key.size());
+}
+
 jint ProfileSyncServiceAndroid::GetPassphraseType(JNIEnv* env, jobject) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   return sync_service_->GetPassphraseType();
 }
 
 void ProfileSyncServiceAndroid::SetEncryptionPassphrase(
     JNIEnv* env, jobject obj, jstring passphrase) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   std::string key = ConvertJavaStringToUTF8(env, passphrase);
   sync_service_->SetEncryptionPassphrase(key, ProfileSyncService::EXPLICIT);
@@ skipping 177 matching lines @@
 bool ProfileSyncServiceAndroid::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 static jlong Init(JNIEnv* env, const JavaParamRef<jobject>& obj) {
   ProfileSyncServiceAndroid* profile_sync_service_android =
       new ProfileSyncServiceAndroid(env, obj);
   profile_sync_service_android->Init();
   return reinterpret_cast<intptr_t>(profile_sync_service_android);
 }