Introduce PaintWorkletGlobalScope, rename renderWorklet attribute to paintWorklet.

third_party/WebKit/Source/modules/worklet/Worklet.cpp

Index: third_party/WebKit/Source/modules/worklet/Worklet.cpp
diff --git a/third_party/WebKit/Source/modules/worklet/Worklet.cpp b/third_party/WebKit/Source/modules/worklet/Worklet.cpp
index 1b9d032c59a8c260ce6c3000647ce9c5cf81ae3a..5c04f405ee9fd07f30fff827f2eb20bc3e8a9958 100644
--- a/third_party/WebKit/Source/modules/worklet/Worklet.cpp
+++ b/third_party/WebKit/Source/modules/worklet/Worklet.cpp
@@ -15,17 +15,8 @@
 
 namespace blink {
 
-// static
-Worklet* Worklet::create(LocalFrame* frame, ExecutionContext* executionContext)
-{
-    Worklet* worklet = new Worklet(frame, executionContext);
-    worklet->suspendIfNeeded();
-    return worklet;
-}
-
-Worklet::Worklet(LocalFrame* frame, ExecutionContext* executionContext)
+Worklet::Worklet(ExecutionContext* executionContext)
     : ActiveDOMObject(executionContext)
-    , m_workletGlobalScope(WorkletGlobalScope::create(frame, executionContext->url(), executionContext->userAgent(), executionContext->getSecurityOrigin(), toIsolate(executionContext)))
 {
 }
 
@@ -72,8 +63,8 @@ void Worklet::onFinished(WorkerScriptLoader* scriptLoader, ScriptPromiseResolver
         // TODO(ikilpatrick): Worklets don't have the same error behaviour
         // as workers, etc. For a SyntaxError we should reject, however if
         // the script throws a normal error, resolve. For now just resolve.
-        m_workletGlobalScope->scriptController()->evaluate(ScriptSourceCode(scriptLoader->script(), scriptLoader->url()));
-        InspectorInstrumentation::scriptImported(m_workletGlobalScope.get(), scriptLoader->identifier(), scriptLoader->script());
+        workletGlobalScope()->scriptController()->evaluate(ScriptSourceCode(scriptLoader->script(), scriptLoader->url()));
+        InspectorInstrumentation::scriptImported(workletGlobalScope(), scriptLoader->identifier(), scriptLoader->script());
         resolver->resolve();
     }
 
@@ -88,7 +79,7 @@ void Worklet::onFinished(WorkerScriptLoader* scriptLoader, ScriptPromiseResolver
 
 void Worklet::stop()
 {
-    m_workletGlobalScope->scriptController()->willScheduleExecutionTermination();
+    workletGlobalScope()->scriptController()->willScheduleExecutionTermination();
 
     for (auto scriptLoader : m_scriptLoaders) {
         scriptLoader->cancel();
@@ -98,7 +89,6 @@ void Worklet::stop()
 DEFINE_TRACE(Worklet)
 {
     visitor->trace(m_resolvers);
-    visitor->trace(m_workletGlobalScope);
     ActiveDOMObject::trace(visitor);
 }