1 files changed, 85 insertions, 0 deletions
diff --git a/dom/performance/PerformanceWorker.cpp b/dom/performance/PerformanceWorker.cpp
new file mode 100644
index 000000000..85ca2ccd8
--- /dev/null
+++ b/dom/performance/PerformanceWorker.cpp
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "PerformanceWorker.h"
+#include "WorkerPrivate.h"
+
+namespace mozilla {
+namespace dom {
+
+using namespace workers;
+
+PerformanceWorker::PerformanceWorker(WorkerPrivate* aWorkerPrivate)
+  : mWorkerPrivate(aWorkerPrivate)
+{
+  mWorkerPrivate->AssertIsOnWorkerThread();
+}
+
+PerformanceWorker::~PerformanceWorker()
+{
+  mWorkerPrivate->AssertIsOnWorkerThread();
+}
+
+DOMHighResTimeStamp
+PerformanceWorker::Now() const
+{
+  TimeDuration duration =
+    TimeStamp::Now() - mWorkerPrivate->NowBaseTimeStamp();
+  return RoundTime(duration.ToMilliseconds());
+}
+
+// To be removed once bug 1124165 lands
+bool
+PerformanceWorker::IsPerformanceTimingAttribute(const nsAString& aName)
+{
+  // In workers we just support navigationStart.
+  return aName.EqualsASCII("navigationStart");
+}
+
+DOMHighResTimeStamp
+PerformanceWorker::GetPerformanceTimingFromString(const nsAString& aProperty)
+{
+  if (!IsPerformanceTimingAttribute(aProperty)) {
+    return 0;
+  }
+
+  if (aProperty.EqualsLiteral("navigationStart")) {
+    return mWorkerPrivate->NowBaseTime();
+  }
+
+  MOZ_CRASH("IsPerformanceTimingAttribute and GetPerformanceTimingFromString are out of sync");
+  return 0;
+}
+
+void
+PerformanceWorker::InsertUserEntry(PerformanceEntry* aEntry)
+{
+  if (mWorkerPrivate->PerformanceLoggingEnabled()) {
+    nsAutoCString uri;
+    nsCOMPtr<nsIURI> scriptURI = mWorkerPrivate->GetResolvedScriptURI();
+    if (!scriptURI || NS_FAILED(scriptURI->GetHost(uri))) {
+      // If we have no URI, just put in "none".
+      uri.AssignLiteral("none");
+    }
+    Performance::LogEntry(aEntry, uri);
+  }
+  Performance::InsertUserEntry(aEntry);
+}
+
+TimeStamp
+PerformanceWorker::CreationTimeStamp() const
+{
+  return mWorkerPrivate->NowBaseTimeStamp();
+}
+
+DOMHighResTimeStamp
+PerformanceWorker::CreationTime() const
+{
+  return mWorkerPrivate->NowBaseTime();
+}
+
+} // dom namespace
+} // mozilla namespace