cef/patch/patches/storage_partition_1973.patch

diff --git content/browser/appcache/appcache_internals_ui.cc content/browser/appcache/appcache_internals_ui.cc
index 41f74ae..daca31a7 100644
--- content/browser/appcache/appcache_internals_ui.cc
+++ content/browser/appcache/appcache_internals_ui.cc
@@ -369,8 +369,8 @@ void AppCacheInternalsUI::CreateProxyForPartition(
     StoragePartition* storage_partition) {
   scoped_refptr<Proxy> proxy =
       new Proxy(weak_ptr_factory_.GetWeakPtr(), storage_partition->GetPath());
-  proxy->Initialize(static_cast<StoragePartitionImpl*>(storage_partition)
-                        ->GetAppCacheService());
+  proxy->Initialize(static_cast<ChromeAppCacheService*>(
+      storage_partition->GetAppCacheService()));
   appcache_proxies_.push_back(proxy);
 }
 
diff --git content/browser/blob_storage/chrome_blob_storage_context.cc content/browser/blob_storage/chrome_blob_storage_context.cc
index 533d3f1..f0fc700 100644
--- content/browser/blob_storage/chrome_blob_storage_context.cc
+++ content/browser/blob_storage/chrome_blob_storage_context.cc
@@ -41,6 +41,11 @@ class BlobHandleImpl : public BlobHandle {
 
 ChromeBlobStorageContext::ChromeBlobStorageContext() {}
 
+// static
+const void* ChromeBlobStorageContext::GetUserDataKey() {
+  return kBlobStorageContextKeyName;
+}
+
 ChromeBlobStorageContext* ChromeBlobStorageContext::GetFor(
     BrowserContext* context) {
   if (!context->GetUserData(kBlobStorageContextKeyName)) {
diff --git content/browser/blob_storage/chrome_blob_storage_context.h content/browser/blob_storage/chrome_blob_storage_context.h
index bd02cb1..074e77f 100644
--- content/browser/blob_storage/chrome_blob_storage_context.h
+++ content/browser/blob_storage/chrome_blob_storage_context.h
@@ -41,6 +41,7 @@ class CONTENT_EXPORT ChromeBlobStorageContext
  public:
   ChromeBlobStorageContext();
 
+  static const void* GetUserDataKey();
   static ChromeBlobStorageContext* GetFor(
       BrowserContext* browser_context);
 
diff --git content/browser/browser_context.cc content/browser/browser_context.cc
index 6ca86e7..cf081e4 100644
--- content/browser/browser_context.cc
+++ content/browser/browser_context.cc
@@ -113,7 +113,14 @@ StoragePartition* GetStoragePartitionFromConfig(
   if (browser_context->IsOffTheRecord())
     in_memory = true;
 
-  return partition_map->Get(partition_domain, partition_name, in_memory);
+  StoragePartitionImpl* partition_impl =
+      partition_map->Get(partition_domain, partition_name, in_memory);
+  if (partition_impl->browser_context() == browser_context)
+    return partition_impl;
+
+  // |browser_context| is a CefBrowserContextProxy object.
+  return partition_impl->browser_context()->
+      GetStoragePartitionProxy(browser_context, partition_impl);
 }
 
 void SaveSessionStateOnIOThread(
@@ -486,6 +493,11 @@ MojoShellConnection* BrowserContext::GetMojoShellConnectionFor(
   return connection_holder ? connection_holder->shell_connection() : nullptr;
 }
 
+// static
+const void* BrowserContext::GetStoragePartitionMapUserDataKey() {
+  return kStoragePartitionMapKeyName;
+}
+
 BrowserContext::~BrowserContext() {
   CHECK(GetUserData(kMojoWasInitialized))
       << "Attempting to destroy a BrowserContext that never called "
diff --git content/browser/devtools/protocol/service_worker_handler.cc content/browser/devtools/protocol/service_worker_handler.cc
index 127b0c0..9dce5af 100644
--- content/browser/devtools/protocol/service_worker_handler.cc
+++ content/browser/devtools/protocol/service_worker_handler.cc
@@ -523,10 +523,9 @@ Response ServiceWorkerHandler::DispatchSyncEvent(
   if (!base::StringToInt64(registration_id, &id))
     return CreateInvalidVersionIdErrorResponse();
 
-  StoragePartitionImpl* partition =
-      static_cast<StoragePartitionImpl*>(BrowserContext::GetStoragePartition(
+  StoragePartition* partition = BrowserContext::GetStoragePartition(
           render_frame_host_->GetProcess()->GetBrowserContext(),
-          render_frame_host_->GetSiteInstance()));
+          render_frame_host_->GetSiteInstance());
   BackgroundSyncContext* sync_context = partition->GetBackgroundSyncContext();
 
   BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
diff --git content/browser/renderer_host/render_process_host_impl.cc content/browser/renderer_host/render_process_host_impl.cc
index 7d69ab0..91d968a 100644
--- content/browser/renderer_host/render_process_host_impl.cc
+++ content/browser/renderer_host/render_process_host_impl.cc
@@ -653,7 +653,7 @@ void RenderProcessHostImpl::EarlyZygoteLaunch() {
 
 RenderProcessHostImpl::RenderProcessHostImpl(
     BrowserContext* browser_context,
-    StoragePartitionImpl* storage_partition_impl,
+    StoragePartition* storage_partition_impl,
     bool is_for_guests_only)
     : fast_shutdown_started_(false),
       deleting_soon_(false),
@@ -978,6 +978,22 @@ std::unique_ptr<IPC::ChannelProxy> RenderProcessHostImpl::CreateChannelProxy(
 
 void RenderProcessHostImpl::CreateMessageFilters() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
+
+  // Cast to the derived type from StoragePartitionImpl.
+  auto app_cache_service = static_cast<ChromeAppCacheService*>(
+      storage_partition_impl_->GetAppCacheService());
+  auto dom_storage_context = static_cast<DOMStorageContextWrapper*>(
+      storage_partition_impl_->GetDOMStorageContext());
+  auto indexed_db_context = static_cast<IndexedDBContextImpl*>(
+      storage_partition_impl_->GetIndexedDBContext());
+  auto cache_storage_context = static_cast<CacheStorageContextImpl*>(
+      storage_partition_impl_->GetCacheStorageContext());
+  auto service_worker_context = static_cast<ServiceWorkerContextWrapper*>(
+      storage_partition_impl_->GetServiceWorkerContext());
+  auto platform_notification_context =
+      static_cast<PlatformNotificationContextImpl*>(
+          storage_partition_impl_->GetPlatformNotificationContext());
+
   AddFilter(new ResourceSchedulerFilter(GetID()));
   MediaInternals* media_internals = MediaInternals::GetInstance();
   // Add BrowserPluginMessageFilter to ensure it gets the first stab at messages
@@ -992,8 +1008,8 @@ void RenderProcessHostImpl::CreateMessageFilters() {
       new RenderMessageFilter(
           GetID(), GetBrowserContext(), request_context.get(),
           widget_helper_.get(), media_internals,
-          storage_partition_impl_->GetDOMStorageContext(),
-          storage_partition_impl_->GetCacheStorageContext()));
+          dom_storage_context,
+          cache_storage_context));
   AddFilter(render_message_filter.get());
 
   render_frame_message_filter_ = new RenderFrameMessageFilter(
@@ -1024,9 +1040,9 @@ void RenderProcessHostImpl::CreateMessageFilters() {
 
   resource_message_filter_ = new ResourceMessageFilter(
       GetID(), PROCESS_TYPE_RENDERER,
-      storage_partition_impl_->GetAppCacheService(), blob_storage_context.get(),
+      app_cache_service, blob_storage_context.get(),
       storage_partition_impl_->GetFileSystemContext(),
-      storage_partition_impl_->GetServiceWorkerContext(),
+      service_worker_context,
       storage_partition_impl_->GetHostZoomLevelContext(),
       get_contexts_callback);
 
@@ -1051,14 +1067,12 @@ void RenderProcessHostImpl::CreateMessageFilters() {
   AddFilter(
       new MidiHost(GetID(), BrowserMainLoop::GetInstance()->midi_manager()));
   AddFilter(new VideoCaptureHost(media_stream_manager));
-  AddFilter(new AppCacheDispatcherHost(
-      storage_partition_impl_->GetAppCacheService(), GetID()));
+  AddFilter(new AppCacheDispatcherHost(app_cache_service, GetID()));
   AddFilter(new ClipboardMessageFilter(blob_storage_context));
-  AddFilter(new DOMStorageMessageFilter(
-      storage_partition_impl_->GetDOMStorageContext()));
+  AddFilter(new DOMStorageMessageFilter(dom_storage_context));
   AddFilter(new IndexedDBDispatcherHost(
       GetID(), storage_partition_impl_->GetURLRequestContext(),
-      storage_partition_impl_->GetIndexedDBContext(),
+      indexed_db_context,
       blob_storage_context.get()));
 
 #if defined(ENABLE_WEBRTC)
@@ -1110,14 +1124,13 @@ void RenderProcessHostImpl::CreateMessageFilters() {
 
   scoped_refptr<CacheStorageDispatcherHost> cache_storage_filter =
       new CacheStorageDispatcherHost();
-  cache_storage_filter->Init(storage_partition_impl_->GetCacheStorageContext());
+  cache_storage_filter->Init(cache_storage_context);
   AddFilter(cache_storage_filter.get());
 
   scoped_refptr<ServiceWorkerDispatcherHost> service_worker_filter =
       new ServiceWorkerDispatcherHost(
           GetID(), message_port_message_filter_.get(), resource_context);
-  service_worker_filter->Init(
-      storage_partition_impl_->GetServiceWorkerContext());
+  service_worker_filter->Init(service_worker_context);
   AddFilter(service_worker_filter.get());
 
   AddFilter(new SharedWorkerMessageFilter(
@@ -1125,12 +1138,12 @@ void RenderProcessHostImpl::CreateMessageFilters() {
       WorkerStoragePartition(
           storage_partition_impl_->GetURLRequestContext(),
           storage_partition_impl_->GetMediaURLRequestContext(),
-          storage_partition_impl_->GetAppCacheService(),
+          app_cache_service,
           storage_partition_impl_->GetQuotaManager(),
           storage_partition_impl_->GetFileSystemContext(),
           storage_partition_impl_->GetDatabaseTracker(),
-          storage_partition_impl_->GetIndexedDBContext(),
-          storage_partition_impl_->GetServiceWorkerContext()),
+          indexed_db_context,
+          service_worker_context),
       message_port_message_filter_.get()));
 
 #if defined(ENABLE_WEBRTC)
@@ -1145,11 +1158,8 @@ void RenderProcessHostImpl::CreateMessageFilters() {
       GetID(), storage_partition_impl_->GetQuotaManager(),
       GetContentClient()->browser()->CreateQuotaPermissionContext()));
 
-  scoped_refptr<ServiceWorkerContextWrapper> service_worker_context(
-      static_cast<ServiceWorkerContextWrapper*>(
-          storage_partition_impl_->GetServiceWorkerContext()));
   notification_message_filter_ = new NotificationMessageFilter(
-      GetID(), storage_partition_impl_->GetPlatformNotificationContext(),
+      GetID(), platform_notification_context,
       resource_context, service_worker_context, browser_context);
   AddFilter(notification_message_filter_.get());
 
@@ -1158,7 +1168,7 @@ void RenderProcessHostImpl::CreateMessageFilters() {
   AddFilter(new HistogramMessageFilter());
   AddFilter(new MemoryMessageFilter(this));
   AddFilter(new PushMessagingMessageFilter(
-      GetID(), storage_partition_impl_->GetServiceWorkerContext()));
+      GetID(), service_worker_context));
 #if defined(OS_ANDROID)
   AddFilter(new ScreenOrientationMessageFilterAndroid());
 #endif
@@ -1167,6 +1177,11 @@ void RenderProcessHostImpl::CreateMessageFilters() {
 void RenderProcessHostImpl::RegisterMojoInterfaces() {
   std::unique_ptr<shell::InterfaceRegistry> registry(
       new shell::InterfaceRegistry);
+  // Cast to the derived type from StoragePartitionImpl.
+  auto platform_notification_context =
+      static_cast<PlatformNotificationContextImpl*>(
+          storage_partition_impl_->GetPlatformNotificationContext());
+
 #if defined(OS_ANDROID)
   interface_registry_android_ =
       InterfaceRegistryAndroid::Create(registry.get());
@@ -1194,8 +1209,7 @@ void RenderProcessHostImpl::RegisterMojoInterfaces() {
   AddUIThreadInterface(
       registry.get(),
       base::Bind(&PlatformNotificationContextImpl::CreateService,
-                 base::Unretained(
-                     storage_partition_impl_->GetPlatformNotificationContext()),
+                 base::Unretained(platform_notification_context),
                  GetID()));
   AddUIThreadInterface(
       registry.get(),
diff --git content/browser/renderer_host/render_process_host_impl.h content/browser/renderer_host/render_process_host_impl.h
index 7fb91a6..503e6ba 100644
--- content/browser/renderer_host/render_process_host_impl.h
+++ content/browser/renderer_host/render_process_host_impl.h
@@ -75,7 +75,6 @@ class RenderWidgetHostImpl;
 class RenderWidgetHostViewFrameSubscriber;
 class ResourceMessageFilter;
 class StoragePartition;
-class StoragePartitionImpl;
 
 namespace mojom {
 class StoragePartitionService;
@@ -109,7 +108,7 @@ class CONTENT_EXPORT RenderProcessHostImpl
       public ui::GpuSwitchingObserver {
  public:
   RenderProcessHostImpl(BrowserContext* browser_context,
-                        StoragePartitionImpl* storage_partition_impl,
+                        StoragePartition* storage_partition_impl,
                         bool is_for_guests_only);
   ~RenderProcessHostImpl() override;
 
@@ -468,7 +467,7 @@ class CONTENT_EXPORT RenderProcessHostImpl
   BrowserContext* browser_context_;
 
   // Owned by |browser_context_|.
-  StoragePartitionImpl* storage_partition_impl_;
+  StoragePartition* storage_partition_impl_;
 
   // The observers watching our lifetime.
   base::ObserverList<RenderProcessHostObserver> observers_;
diff --git content/browser/site_instance_impl.cc content/browser/site_instance_impl.cc
index 8978640..a1e4cdd 100644
--- content/browser/site_instance_impl.cc
+++ content/browser/site_instance_impl.cc
@@ -116,9 +116,8 @@ RenderProcessHost* SiteInstanceImpl::GetProcess() {
         process_ = g_render_process_host_factory_->CreateRenderProcessHost(
             browser_context, this);
       } else {
-        StoragePartitionImpl* partition =
-            static_cast<StoragePartitionImpl*>(
-                BrowserContext::GetStoragePartition(browser_context, this));
+        StoragePartition* partition =
+            BrowserContext::GetStoragePartition(browser_context, this);
         process_ = new RenderProcessHostImpl(browser_context,
                                              partition,
                                              site_.SchemeIs(kGuestScheme));
diff --git content/browser/storage_partition_impl.h content/browser/storage_partition_impl.h
index 584f2db..551e350 100644
--- content/browser/storage_partition_impl.h
+++ content/browser/storage_partition_impl.h
@@ -24,9 +24,7 @@
 #include "content/browser/notifications/platform_notification_context_impl.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/common/content_export.h"
-#include "content/common/storage_partition_service.mojom.h"
 #include "content/public/browser/storage_partition.h"
-#include "mojo/public/cpp/bindings/binding_set.h"
 #include "net/cookies/cookie_store.h"
 #include "storage/browser/quota/special_storage_policy.h"
 
@@ -72,9 +70,8 @@ class CONTENT_EXPORT  StoragePartitionImpl
   HostZoomLevelContext* GetHostZoomLevelContext() override;
   ZoomLevelDelegate* GetZoomLevelDelegate() override;
   PlatformNotificationContextImpl* GetPlatformNotificationContext() override;
-
-  BackgroundSyncContext* GetBackgroundSyncContext();
-  BroadcastChannelProvider* GetBroadcastChannelProvider();
+  BackgroundSyncContext* GetBackgroundSyncContext() override;
+  BroadcastChannelProvider* GetBroadcastChannelProvider() override;
 
   // mojom::StoragePartitionService interface.
   void OpenLocalStorage(
@@ -109,7 +106,8 @@ class CONTENT_EXPORT  StoragePartitionImpl
   BrowserContext* browser_context() const;
 
   // Called by each renderer process once.
-  void Bind(mojo::InterfaceRequest<mojom::StoragePartitionService> request);
+  void Bind(mojo::InterfaceRequest<mojom::StoragePartitionService> request)
+      override;
 
   struct DataDeletionHelper;
   struct QuotaManagedDataDeletionHelper;
diff --git content/browser/streams/stream_context.cc content/browser/streams/stream_context.cc
index 3782205..d3b4f07 100644
--- content/browser/streams/stream_context.cc
+++ content/browser/streams/stream_context.cc
@@ -21,6 +21,11 @@ namespace content {
 
 StreamContext::StreamContext() {}
 
+// static
+const void* StreamContext::GetUserDataKey() {
+  return kStreamContextKeyName;
+}
+
 StreamContext* StreamContext::GetFor(BrowserContext* context) {
   if (!context->GetUserData(kStreamContextKeyName)) {
     scoped_refptr<StreamContext> stream = new StreamContext();
diff --git content/browser/streams/stream_context.h content/browser/streams/stream_context.h
index 075ae3e..57fb5fd 100644
--- content/browser/streams/stream_context.h
+++ content/browser/streams/stream_context.h
@@ -29,6 +29,7 @@ class StreamContext
  public:
   StreamContext();
 
+  CONTENT_EXPORT static const void* GetUserDataKey();
   CONTENT_EXPORT static StreamContext* GetFor(BrowserContext* browser_context);
 
   void InitializeOnIOThread();
diff --git content/public/browser/browser_context.h content/public/browser/browser_context.h
index 15be1d2..70a2816 100644
--- content/public/browser/browser_context.h
+++ content/public/browser/browser_context.h
@@ -170,6 +170,8 @@ class CONTENT_EXPORT BrowserContext : public base::SupportsUserData {
   static MojoShellConnection* GetMojoShellConnectionFor(
       BrowserContext* browser_context);
 
+  static const void* GetStoragePartitionMapUserDataKey();
+
   ~BrowserContext() override;
 
   // Shuts down the storage partitions associated to this browser context.
@@ -244,6 +246,14 @@ class CONTENT_EXPORT BrowserContext : public base::SupportsUserData {
       CreateMediaRequestContextForStoragePartition(
           const base::FilePath& partition_path,
           bool in_memory) = 0;
+
+  // CEF returns a proxy object that forwards method calls to |partition_impl|.
+  virtual content::StoragePartition* GetStoragePartitionProxy(
+      BrowserContext* browser_context,
+      content::StoragePartition* partition_impl) {
+    NOTREACHED();
+    return nullptr;
+  }
 };
 
 }  // namespace content
diff --git content/public/browser/storage_partition.h content/public/browser/storage_partition.h
index 909b370..8c6f09d 100644
--- content/public/browser/storage_partition.h
+++ content/public/browser/storage_partition.h
@@ -13,6 +13,8 @@
 #include "base/files/file_path.h"
 #include "base/time/time.h"
 #include "content/common/content_export.h"
+#include "content/common/storage_partition_service.mojom.h"
+#include "mojo/public/cpp/bindings/binding_set.h"
 #include "net/cookies/cookie_store.h"
 
 class GURL;
@@ -41,6 +43,8 @@ class DatabaseTracker;
 namespace content {
 
 class AppCacheService;
+class BackgroundSyncContext;
+class BroadcastChannelProvider;
 class BrowserContext;
 class CacheStorageContext;
 class DOMStorageContext;
@@ -74,6 +78,8 @@ class CONTENT_EXPORT StoragePartition {
   virtual HostZoomLevelContext* GetHostZoomLevelContext() = 0;
   virtual ZoomLevelDelegate* GetZoomLevelDelegate() = 0;
   virtual PlatformNotificationContext* GetPlatformNotificationContext() = 0;
+  virtual BackgroundSyncContext* GetBackgroundSyncContext() = 0;
+  virtual BroadcastChannelProvider* GetBroadcastChannelProvider() = 0;
 
   enum : uint32_t {
     REMOVE_DATA_MASK_APPCACHE = 1 << 0,
@@ -166,6 +172,10 @@ class CONTENT_EXPORT StoragePartition {
   // unwritten data has been written out to the filesystem.
   virtual void Flush() = 0;
 
+  // Called by each renderer process once.
+  virtual void Bind(
+      mojo::InterfaceRequest<mojom::StoragePartitionService> request) = 0;
+
  protected:
   virtual ~StoragePartition() {}
 };