Bug 1323941 - navigationStart should not be exposed to workers as timing attribute

https://hg.mozilla.org/mozilla-central/rev/6be7eb833b11

dom/performance/Performance.h

@@ -123,10 +123,16 @@ protected:
 
   virtual DOMHighResTimeStamp CreationTime() const = 0;
 
-  virtual bool IsPerformanceTimingAttribute(const nsAString& aName) = 0;
+  virtual bool IsPerformanceTimingAttribute(const nsAString& aName)
+  {
+    return false;
+  }
 
   virtual DOMHighResTimeStamp
-  GetPerformanceTimingFromString(const nsAString& aTimingName) = 0;
+  GetPerformanceTimingFromString(const nsAString& aTimingName)
+  {
+    return 0;
+  }
 
   bool IsResourceEntryLimitReached() const
   {

dom/performance/PerformanceWorker.cpp

@@ -31,29 +31,6 @@ PerformanceWorker::Now() const
   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)
 {

dom/performance/PerformanceWorker.h

@@ -74,11 +74,6 @@ protected:
 
   void InsertUserEntry(PerformanceEntry* aEntry) override;
 
-  bool IsPerformanceTimingAttribute(const nsAString& aName) override;
-
-  DOMHighResTimeStamp
-  GetPerformanceTimingFromString(const nsAString& aTimingName) override;
-
   void DispatchBufferFullEvent() override
   {
     MOZ_CRASH("This should not be called on workers.");

dom/performance/tests/test_performance_user_timing.js

@@ -126,15 +126,18 @@ var steps = [
     },
     // Test measure
     function () {
-        ok(true, "Running measure addition with no start/end time test");
+        // We don't have navigationStart in workers.
-        performance.measure("test");
+        if ("window" in self) {
-        var measures = performance.getEntriesByType("measure");
+          ok(true, "Running measure addition with no start/end time test");
-        is(measures.length, 1, "number of measures should be 1");
+          performance.measure("test", "navigationStart");
-        var measure = measures[0];
+          var measures = performance.getEntriesByType("measure");
-        is(measure.name, "test", "measure name should be 'test'");
+          is(measures.length, 1, "number of measures should be 1");
-        is(measure.entryType, "measure", "measure type should be 'measure'");
+          var measure = measures[0];
-        is(measure.startTime, 0, "measure start time should be zero");
+          is(measure.name, "test", "measure name should be 'test'");
-        ok(measure.duration >= 0, "measure duration should not be negative");
+          is(measure.entryType, "measure", "measure type should be 'measure'");
+          is(measure.startTime, 0, "measure start time should be zero");
+          ok(measure.duration >= 0, "measure duration should not be negative");
+        }
     },
     function () {
         ok(true, "Running measure addition with only start time test");

testing/web-platform/meta/MANIFEST.json

@@ -31099,6 +31099,10 @@
         "path": "user-timing/test_user_timing_mark.html",
         "url": "/user-timing/test_user_timing_mark.html"
       },
+      {
+        "path": "user-timing/test_user_timing_mark_and_measure_exception_when_invoke_with_timing_attributes.html",
+        "url": "/user-timing/test_user_timing_mark_and_measure_exception_when_invoke_with_timing_attributes.html"
+      },
       {
         "path": "user-timing/test_user_timing_mark_and_measure_exception_when_invoke_without_parameter.html",
         "url": "/user-timing/test_user_timing_mark_and_measure_exception_when_invoke_without_parameter.html"

testing/web-platform/tests/user-timing/resources/webperftestharness.js

@@ -12,7 +12,7 @@ policies and contribution forms [3].
 // Helper Functions for NavigationTiming W3C tests
 //
 
-var performanceNamespace = window.performance;
+var performanceNamespace = self.performance;
 var timingAttributes = [
     'connectEnd',
     'connectStart',

testing/web-platform/tests/user-timing/test_user_timing_mark_and_measure_exception_when_invoke_with_timing_attributes.html

@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8" />
+    <title>exception test of performance.mark and performance.measure</title>
+    <meta rel="help" href="http://www.w3.org/TR/user-timing/#extensions-performance-interface"/>
+    <script src="/resources/testharness.js"></script>
+    <script src="/resources/testharnessreport.js"></script>
+    <script src="resources/webperftestharness.js"></script>
+  </head>
+  <body>
+    <script>
+    setup({explicit_done: true});
+    test_namespace();
+
+    test(function() {
+      for (var i in timingAttributes) {
+        assert_throws("SyntaxError", function() { window.performance.mark(timingAttributes[i]); });
+        assert_throws("SyntaxError", function() { window.performance.measure(timingAttributes[i]); });
+      }
+    }, "performance.mark and performance.measure should throw if used with timing attribute values");
+
+    fetch_tests_from_worker(new Worker("test_user_timing_mark_and_measure_exception_when_invoke_with_timing_attributes.js"));
+
+    done();
+
+    </script>
+    <h1>Description</h1>
+    <p>This test validates exception scenarios of invoking mark() and measure() with timing attributes as value.</p>
+    <div id="log"></div>
+  </body>
+</html>

testing/web-platform/tests/user-timing/test_user_timing_mark_and_measure_exception_when_invoke_with_timing_attributes.js

@@ -0,0 +1,14 @@
+importScripts("/resources/testharness.js");
+importScripts("resources/webperftestharness.js");
+
+test(function() {
+  for (var i in timingAttributes) {
+    performance.mark(timingAttributes[i]);
+    performance.clearMarks(timingAttributes[i]);
+
+    performance.measure(timingAttributes[i]);
+    performance.clearMeasures(timingAttributes[i]);
+  }
+}, "performance.mark and performance.measure should not throw if used with timing attribute values in workers");
+
+done();