Rewrite references to "wtf/" to "platform/wtf/" in core/css and core/style.

third_party/WebKit/Source/core/css/MediaValuesTest.cpp

 // Use of this source code is governed by a BSD-style license that can be
 // Copyright 2014 The Chromium Authors. All rights reserved.
 // found in the LICENSE file.
 
 #include "core/css/MediaValues.h"
 
 #include "core/css/CSSPrimitiveValue.h"
+#include "platform/wtf/text/StringBuilder.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "wtf/text/StringBuilder.h"
 
 namespace blink {
 
 struct TestCase {
   double value;
   CSSPrimitiveValue::UnitType type;
   unsigned font_size;
   unsigned viewport_width;
   unsigned viewport_height;
   bool success;
@@ skipping 35 matching lines @@
     bool success = MediaValues::ComputeLength(
         test_cases[i].value, test_cases[i].type, test_cases[i].font_size,
         test_cases[i].viewport_width, test_cases[i].viewport_height, output);
     EXPECT_EQ(test_cases[i].success, success);
     if (success)
       EXPECT_FLOAT_EQ(test_cases[i].output, output);
   }
 }
 
 }  // namespace blink