ui: No need to typedef testing::Test in unittests.

ui/gfx/image/image_skia_unittest.cc

 // Copyright (c) 2012 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 "ui/gfx/image/image_skia.h"
 
+#include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkBitmap.h"
-#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/layout.h"
 #include "ui/gfx/image/image_skia_rep.h"
 #include "ui/gfx/image/image_skia_source.h"
 #include "ui/gfx/size.h"
-#include "ui/base/layout.h"
 
 namespace gfx {
 
 namespace {
 
 class FixedSource : public ImageSkiaSource {
  public:
   FixedSource(const ImageSkiaRep& image) : image_(image) {}
 
   virtual ~FixedSource() {
@@ skipping 35 matching lines @@
   }
 
   virtual ImageSkiaRep GetImageForScale(ui::ScaleFactor scale_factor) OVERRIDE {
     return gfx::ImageSkiaRep();
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(NullSource);
 };
 
-}  // namespace;
-
-typedef testing::Test ImageSkiaTest;
+}  // namespace
 
 TEST(ImageSkiaTest, FixedSource) {
   ImageSkiaRep image(Size(100, 200), ui::SCALE_FACTOR_100P);
   ImageSkia image_skia(new FixedSource(image), Size(100, 200));
   EXPECT_EQ(0U, image_skia.image_reps().size());
 
   const ImageSkiaRep& result_100p =
       image_skia.GetRepresentation(ui::SCALE_FACTOR_100P);
   EXPECT_EQ(100, result_100p.GetWidth());
   EXPECT_EQ(200, result_100p.GetHeight());
@@ skipping 89 matching lines @@
 #endif  // OS_MACOSX
 
 TEST(ImageSkiaTest, GetBitmap) {
   ImageSkia image_skia(new DynamicSource(Size(100, 200)), Size(100, 200));
   const SkBitmap* bitmap = image_skia.bitmap();
   EXPECT_NE(static_cast<SkBitmap*>(NULL), bitmap);
   EXPECT_FALSE(bitmap->isNull());
 }
 
 }  // namespace gfx