DevTools: expose linkPreload bit on the network request.

third_party/WebKit/Source/platform/network/ResourceRequest.cpp

Index: third_party/WebKit/Source/platform/network/ResourceRequest.cpp
diff --git a/third_party/WebKit/Source/platform/network/ResourceRequest.cpp b/third_party/WebKit/Source/platform/network/ResourceRequest.cpp
index 0637ae06966012fcf6aec08ee6fe1f91f6c98dfb..f8139db4ffe06ae48595c634149ea81d75db3898 100644
--- a/third_party/WebKit/Source/platform/network/ResourceRequest.cpp
+++ b/third_party/WebKit/Source/platform/network/ResourceRequest.cpp
@@ -76,6 +76,9 @@ ResourceRequest::ResourceRequest(const KURL& url)
       m_uiStartTime(0),
       m_isExternalRequest(false),
       m_isSameDocumentNavigation(false),
+      m_linkPreload(false),
+      m_speculativePreload(false),
+      m_preloadDiscoveryTime(0.0),
       m_inputPerfMetricReportPolicy(
           InputToLoadPerfMetricReportPolicy::NoReport),
       m_redirectStatus(RedirectStatus::NoRedirect) {}
@@ -422,4 +425,10 @@ bool ResourceRequest::needsHTTPOrigin() const {
   return true;
 }
 
+void ResourceRequest::setSpeculativePreload(bool speculativePreload,
+                                            double discoveryTime) {
+  m_speculativePreload = speculativePreload;
+  m_preloadDiscoveryTime = discoveryTime;
+}
+
 }  // namespace blink