Show service worker navigation preload requests in DevTools Network tab

third_party/WebKit/Source/core/inspector/InspectorInstrumentation.idl

Index: third_party/WebKit/Source/core/inspector/InspectorInstrumentation.idl
diff --git a/third_party/WebKit/Source/core/inspector/InspectorInstrumentation.idl b/third_party/WebKit/Source/core/inspector/InspectorInstrumentation.idl
index 768c6b085953d0f82e72592810ce4717db57d6a2..f4dccb35625f2bfd321f3376cb9664a82324b7c1 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorInstrumentation.idl
+++ b/third_party/WebKit/Source/core/inspector/InspectorInstrumentation.idl
@@ -316,6 +316,18 @@ class XMLHttpRequest;
 
     [Page]
     void didRunJavaScriptDialog(LocalFrame* frame, bool result);
+
+    [Network]
+    void didSendNavigationPreload(ExecutionContext*, int identifier, const KURL& requestURL, double timestamp, double wallTime);
+
+    [Network]
+    void didReceiveNavigationPreloadResponse(ExecutionContext*, int identifier, const ResourceResponse&);
+
+    [Network]
+    void didReceiveNavigationPreloadError(ExecutionContext*, int identifier, const String& errorMessage);
+
+    [Network]
+    void didCompleteNavigationPreload(ExecutionContext*, int identifier);
 }
 
 interface InspectorOverrides {