service worker: navigation preload basic setters/getters and flag

content/child/service_worker/service_worker_dispatcher.h

Index: content/child/service_worker/service_worker_dispatcher.h
diff --git a/content/child/service_worker/service_worker_dispatcher.h b/content/child/service_worker/service_worker_dispatcher.h
index 4793971805569f564b5614fc41af600d8283793a..73bb1615c97f0c2ab418179dec69135356c22f7d 100644
--- a/content/child/service_worker/service_worker_dispatcher.h
+++ b/content/child/service_worker/service_worker_dispatcher.h
@@ -16,6 +16,7 @@
 #include "base/memory/ref_counted.h"
 #include "base/strings/string16.h"
 #include "content/public/child/worker_thread.h"
+#include "third_party/WebKit/public/platform/modules/serviceworker/WebServiceWorker.h"
 #include "third_party/WebKit/public/platform/modules/serviceworker/WebServiceWorkerError.h"
 #include "third_party/WebKit/public/platform/modules/serviceworker/WebServiceWorkerProvider.h"
 #include "third_party/WebKit/public/platform/modules/serviceworker/WebServiceWorkerRegistration.h"
@@ -67,6 +68,10 @@ class CONTENT_EXPORT ServiceWorkerDispatcher : public WorkerThread::Observer {
   typedef blink::WebServiceWorkerProvider::
       WebServiceWorkerGetRegistrationForReadyCallbacks
           WebServiceWorkerGetRegistrationForReadyCallbacks;
+  using WebSetNavigationPreloadCallbacks =
+      blink::WebServiceWorker::WebSetNavigationPreloadCallbacks;
+  using WebGetNavigationPreloadCallbacks =
+      blink::WebServiceWorker::WebGetNavigationPreloadCallbacks;
 
   ServiceWorkerDispatcher(
       ThreadSafeSender* thread_safe_sender,
@@ -103,6 +108,12 @@ class CONTENT_EXPORT ServiceWorkerDispatcher : public WorkerThread::Observer {
       int provider_id,
       WebServiceWorkerGetRegistrationForReadyCallbacks* callbacks);
 
+  void SetNavigationPreload(int handle_id,
+                            const std::string& value,
+                            WebSetNavigationPreloadCallbacks* callback);
+  void GetNavigationPreload(int handle_id,
+                            WebGetNavigationPreloadCallbacks* callback);
+
   // Called when a new provider context for a document is created. Usually
   // this happens when a new document is being loaded, and is called much
   // earlier than AddScriptClient.
@@ -160,6 +171,10 @@ class CONTENT_EXPORT ServiceWorkerDispatcher : public WorkerThread::Observer {
       IDMapOwnPointer> GetRegistrationsCallbackMap;
   typedef IDMap<WebServiceWorkerGetRegistrationForReadyCallbacks,
       IDMapOwnPointer> GetRegistrationForReadyCallbackMap;
+  using GetNavigationPreloadCallbackMap =
+      IDMap<WebGetNavigationPreloadCallbacks, IDMapOwnPointer>;
+  using SetNavigationPreloadCallbackMap =
+      IDMap<WebSetNavigationPreloadCallbacks, IDMapOwnPointer>;
 
   typedef std::map<int, blink::WebServiceWorkerProviderClient*>
       ProviderClientMap;
@@ -204,6 +219,11 @@ class CONTENT_EXPORT ServiceWorkerDispatcher : public WorkerThread::Observer {
       int request_id,
       const ServiceWorkerRegistrationObjectInfo& info,
       const ServiceWorkerVersionAttributes& attrs);
+  void OnDidGetNavigationPreload(int thread_id,
+                                 int request_id,
+                                 bool is_enabled,
+                                 const std::string& value);
+  void OnDidSetNavigationPreload(int thread_id, int request_id);
   void OnRegistrationError(int thread_id,
                            int request_id,
                            blink::WebServiceWorkerError::ErrorType error_type,
@@ -265,6 +285,8 @@ class CONTENT_EXPORT ServiceWorkerDispatcher : public WorkerThread::Observer {
   GetRegistrationCallbackMap pending_get_registration_callbacks_;
   GetRegistrationsCallbackMap pending_get_registrations_callbacks_;
   GetRegistrationForReadyCallbackMap get_for_ready_callbacks_;
+  GetNavigationPreloadCallbackMap pending_get_navigation_preload_callbacks_;
+  SetNavigationPreloadCallbackMap pending_set_navigation_preload_callbacks_;
 
   ProviderClientMap provider_clients_;
   ProviderContextMap provider_contexts_;