Not for review - Rebase of crrev.com/62833003

Source/core/workers/WorkerObjectProxy.cpp

Index: Source/core/workers/WorkerObjectProxy.cpp
diff --git a/Source/core/workers/WorkerObjectProxy.cpp b/Source/core/workers/WorkerObjectProxy.cpp
index cec77c2f85b8e9489336fdc265663e7014a69608..ce9b899ac13fa906567fde94ae48635af3681759 100644
--- a/Source/core/workers/WorkerObjectProxy.cpp
+++ b/Source/core/workers/WorkerObjectProxy.cpp
@@ -67,6 +67,31 @@ void WorkerObjectProxy::reportPendingActivity(bool hasPendingActivity)
     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::reportPendingActivity, m_messagingProxy, hasPendingActivity));
 }
 
+bool WorkerObjectProxy::isWorkerGlobalScope() const
+{
+    return m_executionContext && m_executionContext->isWorkerGlobalScope();
+}
+
+bool WorkerObjectProxy::isSharedWorkerGlobalScope() const
+{
+    return m_executionContext && m_executionContext->isSharedWorkerGlobalScope();
+}
+
+bool WorkerObjectProxy::isDedicatedWorkerGlobalScope() const
+{
+    return m_executionContext && m_executionContext->isDedicatedWorkerGlobalScope();
+}
+
+bool WorkerObjectProxy::isServiceWorkerGlobalScope() const
+{
+    return m_executionContext && m_executionContext->isServiceWorkerGlobalScope();
+}
+
+bool WorkerObjectProxy::isUIWorkerObjectProxy() const
+{
+    return m_executionContext && m_executionContext->isUIWorkerGlobalScope();
+}
+
 void WorkerObjectProxy::reportException(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL)
 {
     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::reportException, m_messagingProxy, errorMessage, lineNumber, columnNumber, sourceURL));