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

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/css/parser/CSSTokenizer.h"
 
 #include "core/css/parser/CSSParserTokenRange.h"
 #include "core/css/parser/MediaQueryBlockWatcher.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "wtf/allocator/Partitions.h"
@@ skipping 44 matching lines @@
     default:
       break;
   }
 }
 
 void testTokens(const String& string,
                 const CSSParserToken& token1,
                 const CSSParserToken& token2 = CSSParserToken(EOFToken),
                 const CSSParserToken& token3 = CSSParserToken(EOFToken)) {
   Vector<CSSParserToken> expectedTokens;
-  expectedTokens.append(token1);
+  expectedTokens.push_back(token1);
   if (token2.type() != EOFToken) {
-    expectedTokens.append(token2);
+    expectedTokens.push_back(token2);
     if (token3.type() != EOFToken)
-      expectedTokens.append(token3);
+      expectedTokens.push_back(token3);
   }
 
   CSSParserTokenRange expected(expectedTokens);
 
   CSSTokenizer tokenizer(string);
   CSSParserTokenRange actual = tokenizer.tokenRange();
 
   // Just check that serialization doesn't hit any asserts
   actual.serialize();
 
@@ skipping 425 matching lines @@
       blockWatcher.handleToken(range.consume());
       level = blockWatcher.blockLevel();
       maxLevel = std::max(level, maxLevel);
     }
     ASSERT_EQ(testCases[i].maxLevel, maxLevel);
     ASSERT_EQ(testCases[i].finalLevel, level);
   }
 }
 
 }  // namespace blink