PlzNavigate: Clear provisional history item on redirects.

third_party/WebKit/Source/web/WebDataSourceImpl.cpp

Index: third_party/WebKit/Source/web/WebDataSourceImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebDataSourceImpl.cpp b/third_party/WebKit/Source/web/WebDataSourceImpl.cpp
index 70e1d4193b6451c383b0ad4d3b1dadbcb9cc1f02..1772d017f5f785f0f157a9a55a58e61930579d6d 100644
--- a/third_party/WebKit/Source/web/WebDataSourceImpl.cpp
+++ b/third_party/WebKit/Source/web/WebDataSourceImpl.cpp
@@ -75,10 +75,10 @@ void WebDataSourceImpl::appendRedirect(const WebURL& url)
     DocumentLoader::appendRedirect(url);
 }
 
-void WebDataSourceImpl::updateNavigationTimings(double redirectStartTime, double redirectEndTime, double fetchStartTime, const WebVector<WebURL>& redirectChain)
+void WebDataSourceImpl::updateNavigation(double redirectStartTime, double redirectEndTime, double fetchStartTime, const WebVector<WebURL>& redirectChain)
 {
     for (size_t i = 0; i + 1 < redirectChain.size(); ++i)
-        timing().addRedirect(redirectChain[i], redirectChain[i + 1]);
+        didRedirect(redirectChain[i], redirectChain[i + 1]);
     timing().setRedirectStart(redirectStartTime);
     timing().setRedirectEnd(redirectEndTime);
     timing().setFetchStart(fetchStartTime);