Migrate WTF::Vector::append() to ::push_back() [part 3 of N]

third_party/WebKit/Source/core/css/parser/CSSSelectorParser.cpp

Index: third_party/WebKit/Source/core/css/parser/CSSSelectorParser.cpp
diff --git a/third_party/WebKit/Source/core/css/parser/CSSSelectorParser.cpp b/third_party/WebKit/Source/core/css/parser/CSSSelectorParser.cpp
index 29f89fa3f1da837a50a05644a92f349faa47b8d3..02c50b543f1d12f5508ed87e7f4c9f46660d9765 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSSelectorParser.cpp
+++ b/third_party/WebKit/Source/core/css/parser/CSSSelectorParser.cpp
@@ -115,13 +115,13 @@ CSSSelectorList CSSSelectorParser::consumeComplexSelectorList(
   std::unique_ptr<CSSParserSelector> selector = consumeComplexSelector(range);
   if (!selector)
     return CSSSelectorList();
-  selectorList.append(std::move(selector));
+  selectorList.push_back(std::move(selector));
   while (!range.atEnd() && range.peek().type() == CommaToken) {
     range.consumeIncludingWhitespace();
     selector = consumeComplexSelector(range);
     if (!selector)
       return CSSSelectorList();
-    selectorList.append(std::move(selector));
+    selectorList.push_back(std::move(selector));
   }
 
   if (m_failedParsing)
@@ -137,14 +137,14 @@ CSSSelectorList CSSSelectorParser::consumeCompoundSelectorList(
   range.consumeWhitespace();
   if (!selector)
     return CSSSelectorList();
-  selectorList.append(std::move(selector));
+  selectorList.push_back(std::move(selector));
   while (!range.atEnd() && range.peek().type() == CommaToken) {
     range.consumeIncludingWhitespace();
     selector = consumeCompoundSelector(range);
     range.consumeWhitespace();
     if (!selector)
       return CSSSelectorList();
-    selectorList.append(std::move(selector));
+    selectorList.push_back(std::move(selector));
   }
 
   if (m_failedParsing)
@@ -547,7 +547,7 @@ std::unique_ptr<CSSParserSelector> CSSSelectorParser::consumePseudo(
       if (!innerSelector || !innerSelector->isSimple() || !block.atEnd())
         return nullptr;
       Vector<std::unique_ptr<CSSParserSelector>> selectorVector;
-      selectorVector.append(std::move(innerSelector));
+      selectorVector.push_back(std::move(innerSelector));
       selector->adoptSelectorVector(selectorVector);
       return selector;
     }
@@ -560,7 +560,7 @@ std::unique_ptr<CSSParserSelector> CSSSelectorParser::consumePseudo(
       if (!innerSelector || !block.atEnd())
         return nullptr;
       Vector<std::unique_ptr<CSSParserSelector>> selectorVector;
-      selectorVector.append(std::move(innerSelector));
+      selectorVector.push_back(std::move(innerSelector));
       selector->adoptSelectorVector(selectorVector);
       return selector;
     }