Migrate WTF::Vector::append() to ::push_back() [part 15 of N]

third_party/WebKit/Source/web/tests/PrerenderingTest.cpp

Index: third_party/WebKit/Source/web/tests/PrerenderingTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/PrerenderingTest.cpp b/third_party/WebKit/Source/web/tests/PrerenderingTest.cpp
index 1e84a74e84fd5108587898b0e851dcdeb0b14a7f..5ca09d256ca20d6d70f9ce79a4116625a9fa81ed 100644
--- a/third_party/WebKit/Source/web/tests/PrerenderingTest.cpp
+++ b/third_party/WebKit/Source/web/tests/PrerenderingTest.cpp
@@ -138,15 +138,15 @@ class TestPrerenderingSupport : public WebPrerenderingSupport {
  private:
   // From WebPrerenderingSupport:
   void add(const WebPrerender& prerender) override {
-    m_addedPrerenders.append(prerender);
+    m_addedPrerenders.push_back(prerender);
   }
 
   void cancel(const WebPrerender& prerender) override {
-    m_canceledPrerenders.append(prerender);
+    m_canceledPrerenders.push_back(prerender);
   }
 
   void abandon(const WebPrerender& prerender) override {
-    m_abandonedPrerenders.append(prerender);
+    m_abandonedPrerenders.push_back(prerender);
   }
 
   void prefetchFinished() override {}