Fix unit test style in Source/platform/, part 2.

Source/platform/text/BidiResolverTest.cpp

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 19 matching lines @@
 
 #include "config.h"
 #include "platform/text/BidiResolver.h"
 
 #include "platform/text/BidiTestHarness.h"
 #include "platform/text/TextRunIterator.h"
 #include "wtf/OwnPtr.h"
 #include <fstream>
 #include <gtest/gtest.h>
 
-namespace {
-
-using namespace WTF;
-using namespace blink;
+namespace blink {
 
 TEST(BidiResolver, Basic)
 {
     bool hasStrongDirectionality;
     String value("foo");
     TextRun run(value);
     BidiResolver<TextRunIterator, BidiCharacterRun> bidiResolver;
     bidiResolver.setStatus(BidiStatus(run.direction(), run.directionalOverride()));
     bidiResolver.setPositionIgnoringNestedIsolates(TextRunIterator(&run, 0));
     TextDirection direction = bidiResolver.determineParagraphDirectionality(&hasStrongDirectionality);
@@ skipping 230 matching lines @@
 
     // The unittest harness only pays attention to GTest output, so we verify
     // that the tests behaved as expected:
     EXPECT_EQ(352098u, runner.m_testsRun);
     EXPECT_EQ(418143u, runner.m_testsSkipped);
     EXPECT_EQ(0u, runner.m_ignoredCharFailures);
     EXPECT_EQ(44882u, runner.m_levelFailures);
     EXPECT_EQ(19151u, runner.m_orderFailures);
 }
 
-}
+} // namespace blink