Migrate WTF::Vector::append() to ::push_back() [part 7 of N]

third_party/WebKit/Source/core/html/parser/CSSPreloadScanner.cpp

Index: third_party/WebKit/Source/core/html/parser/CSSPreloadScanner.cpp
diff --git a/third_party/WebKit/Source/core/html/parser/CSSPreloadScanner.cpp b/third_party/WebKit/Source/core/html/parser/CSSPreloadScanner.cpp
index 3a5f00a1958ff81c5a6b8afea0dc0edca2ca6b3c..7f6f76de56b1cd23eb00012faba5e2374825dda2 100644
--- a/third_party/WebKit/Source/core/html/parser/CSSPreloadScanner.cpp
+++ b/third_party/WebKit/Source/core/html/parser/CSSPreloadScanner.cpp
@@ -238,7 +238,7 @@ void CSSPreloadScanner::emitRule(const SegmentedString& source) {
         Resource::CSSStyleSheet, m_referrerPolicy);
     if (request) {
       // FIXME: Should this be including the charset in the preload request?
-      m_requests->append(std::move(request));
+      m_requests->push_back(std::move(request));
     }
     m_state = Initial;
   } else if (equalIgnoringCase(m_rule, "charset"))