Do not send pings for anchor elements in MHTML pages

third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp b/third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp
index 2d26db19eb478aa0d1c6e2674f410ce54675e970..ad4d58253fad592257d9449b89e8e1f0967680f4 100644
--- a/third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp
@@ -37,6 +37,7 @@
 #include "core/loader/PingLoader.h"
 #include "core/page/ChromeClient.h"
 #include "core/page/Page.h"
+#include "platform/loader/fetch/ResourceFetcher.h"
 #include "platform/network/NetworkHints.h"
 #include "platform/weborigin/SecurityPolicy.h"
 
@@ -305,6 +306,10 @@ void HTMLAnchorElement::SendPings(const KURL& destination_url) const {
       !GetDocument().GetSettings()->GetHyperlinkAuditingEnabled())
     return;
 
+  // Pings should not be sent if MHTML page is loaded.
+  if (GetDocument().Fetcher()->Archive())
+    return;
+
   UseCounter::Count(GetDocument(), UseCounter::kHTMLAnchorElementPingAttribute);
 
   SpaceSplitString ping_urls(ping_value, SpaceSplitString::kShouldNotFoldCase);