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

Source/platform/transforms/TransformOperationsTest.cpp

Index: Source/platform/transforms/TransformOperationsTest.cpp
diff --git a/Source/platform/transforms/TransformOperationsTest.cpp b/Source/platform/transforms/TransformOperationsTest.cpp
index 1f8f52479e9a09caad2908c4a84a9541fa5e08bd..b7c9eb9467765668cb40b69e07c4f5323c720e18 100644
--- a/Source/platform/transforms/TransformOperationsTest.cpp
+++ b/Source/platform/transforms/TransformOperationsTest.cpp
@@ -35,11 +35,9 @@
 #include "platform/transforms/ScaleTransformOperation.h"
 #include "platform/transforms/SkewTransformOperation.h"
 #include "platform/transforms/TranslateTransformOperation.h"
-
 #include <gtest/gtest.h>
 
-using namespace blink;
-namespace {
+namespace blink {
 
 static const TransformOperations identityOperations;
 
@@ -490,4 +488,4 @@ TEST(TransformOperationsTest, AbsoluteSequenceBoundsTest)
     EXPECT_PRED_FORMAT2(FloatBoxTest::AssertAlmostEqual, FloatBox(-7, -3, 2, 15, 23, 20), bounds);
 }
 
-} // namespace
+} // namespace blink