Add Prerender type to NavigationType for nav timing 2

third_party/WebKit/Source/core/timing/PerformanceNavigationTiming.cpp

Index: third_party/WebKit/Source/core/timing/PerformanceNavigationTiming.cpp
diff --git a/third_party/WebKit/Source/core/timing/PerformanceNavigationTiming.cpp b/third_party/WebKit/Source/core/timing/PerformanceNavigationTiming.cpp
index 080836e01b62a151347b338d2609ebba07393c95..492bd87b424a99c19b88c1b77a917aa4292f175d 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceNavigationTiming.cpp
+++ b/third_party/WebKit/Source/core/timing/PerformanceNavigationTiming.cpp
@@ -121,16 +121,17 @@ double PerformanceNavigationTiming::loadEventEnd() const {
 }
 
 AtomicString PerformanceNavigationTiming::type() const {
-  // TODO(sunjian) Right now NavigationType doesn't seem to have a Prerender
-  // type yet, need to look into this crbug/663217
   switch (m_type) {
-    case NavigationTypeReload:
+    case NavigationType::Reload:
       return "reload";
-    case NavigationTypeBackForward:
+    case NavigationType::BackForward:
       return "back_forward";
-    default:
+    case NavigationType::Prerender:
+      return "prerender";
+    case NavigationType::Navigate:
       return "navigate";
   }
+  NOTREACHED();

[kinuko, 2016/11/30 05:29:29]

nit- still need to return something here to get it compiling

[sunjian, 2016/11/30 19:15:47]

Done.

 }
 
 unsigned short PerformanceNavigationTiming::redirectCount() const {