Rename WebCore namespace to blink in Platform

Source/platform/geometry/FloatBoxTest.cpp

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "platform/geometry/FloatBox.h"
 
 #include "platform/geometry/FloatBoxTestHelpers.h"
 
 #include <gtest/gtest.h>
 
-using namespace WebCore;
+using namespace blink;
 
 namespace {
 
 TEST(FloatBoxTest, SimpleCreationTest)
 {
     FloatBox box(1, 2, 3, 4, 5, 6);
     EXPECT_EQ(1, box.x());
     EXPECT_EQ(2, box.y());
     EXPECT_EQ(3, box.z());
     EXPECT_EQ(4, box.width());
@@ skipping 69 matching lines @@
 {
     FloatBox box;
     EXPECT_TRUE(box.isEmpty());
     box.expandTo(FloatPoint3D(1, 0, 0));
     EXPECT_TRUE(box.isEmpty());
     box.expandTo(FloatPoint3D(0, 1, 0));
     EXPECT_FALSE(box.isEmpty());
 }
 
 }