Migrate expensive referrer CHECK to DCHECK in FrameFetchContext

third_party/WebKit/Source/core/loader/FrameFetchContext.cpp

Index: third_party/WebKit/Source/core/loader/FrameFetchContext.cpp
diff --git a/third_party/WebKit/Source/core/loader/FrameFetchContext.cpp b/third_party/WebKit/Source/core/loader/FrameFetchContext.cpp
index 9cfa91a3c0ad2382dc369a6fe010894e4352f515..1974f3c60da7c784f159546aa0d78f6b3f7ad546 100644
--- a/third_party/WebKit/Source/core/loader/FrameFetchContext.cpp
+++ b/third_party/WebKit/Source/core/loader/FrameFetchContext.cpp
@@ -241,11 +241,11 @@ void FrameFetchContext::addAdditionalRequestHeaders(ResourceRequest& request,
           m_document->outgoingReferrer()));
       request.addHTTPOriginIfNeeded(m_document->getSecurityOrigin());
     } else {
-      CHECK_EQ(SecurityPolicy::generateReferrer(request.getReferrerPolicy(),
-                                                request.url(),
-                                                request.httpReferrer())
-                   .referrer,
-               request.httpReferrer());
+      DCHECK_EQ(SecurityPolicy::generateReferrer(request.getReferrerPolicy(),
+                                                 request.url(),
+                                                 request.httpReferrer())
+                    .referrer,
+                request.httpReferrer());
       request.addHTTPOriginIfNeeded(request.httpReferrer());
     }
   }