Worklet: Lazily create PaintWorkletGlobalScopes

third_party/WebKit/Source/modules/csspaint/PaintWorkletGlobalScopeProxy.cpp

 // Copyright 2017 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 "modules/csspaint/PaintWorkletGlobalScopeProxy.h"
 
 #include "bindings/core/v8/ScriptSourceCode.h"
 #include "bindings/core/v8/V8BindingForCore.h"
 #include "core/dom/Document.h"
 #include "core/frame/LocalFrame.h"
 #include "platform/weborigin/KURL.h"
 #include "platform/wtf/WTF.h"
 
 namespace blink {
 
 PaintWorkletGlobalScopeProxy* PaintWorkletGlobalScopeProxy::From(
     WorkletGlobalScopeProxy* proxy) {
   return static_cast<PaintWorkletGlobalScopeProxy*>(proxy);
 }
 
-PaintWorkletGlobalScopeProxy::PaintWorkletGlobalScopeProxy(LocalFrame* frame) {
+PaintWorkletGlobalScopeProxy::PaintWorkletGlobalScopeProxy(
+    LocalFrame* frame,
+    PaintWorkletPendingGeneratorRegistry* pending_generator_registry) {
   DCHECK(IsMainThread());
   Document* document = frame->GetDocument();
   global_scope_ = PaintWorkletGlobalScope::Create(
       frame, document->Url(), document->UserAgent(),
-      document->GetSecurityOrigin(), ToIsolate(document));
+      document->GetSecurityOrigin(), ToIsolate(document),
+      pending_generator_registry);
 }
 
 void PaintWorkletGlobalScopeProxy::FetchAndInvokeScript(
     const KURL& module_url_record,
     WebURLRequest::FetchCredentialsMode credentials_mode,
     WorkletPendingTasks* pending_tasks) {
   DCHECK(IsMainThread());
   global_scope_->FetchAndInvokeScript(module_url_record, credentials_mode,
                                       pending_tasks);
 }
@@ skipping 11 matching lines @@
   // Nullify the global scope to cut a potential reference cycle.
   global_scope_ = nullptr;
 }
 
 CSSPaintDefinition* PaintWorkletGlobalScopeProxy::FindDefinition(
     const String& name) {
   DCHECK(IsMainThread());
   return global_scope_->FindDefinition(name);
 }
 
-void PaintWorkletGlobalScopeProxy::AddPendingGenerator(
-    const String& name,
-    CSSPaintImageGeneratorImpl* generator) {
-  DCHECK(IsMainThread());
-  global_scope_->AddPendingGenerator(name, generator);
-}
-
 }  // namespace blink