Convert //cc from scoped_ptr to std::unique_ptr.

cc/output/shader_unittest.cc

 // Copyright 2013 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 "cc/output/shader.h"
 
 #include "cc/test/test_gles2_interface.h"
 #include "cc/test/test_web_graphics_context_3d.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace cc {
 
 TEST(ShaderTest, HighpThresholds) {
   // The test context always uses a mediump precision of 10 bits which
   // corresponds to a native highp threshold of 2^10 = 1024
-  scoped_ptr<TestWebGraphicsContext3D> stub_context =
-    TestWebGraphicsContext3D::Create();
+  std::unique_ptr<TestWebGraphicsContext3D> stub_context =
+      TestWebGraphicsContext3D::Create();
   TestGLES2Interface stub_gl(stub_context.get());
 
   int threshold_cache = 0;
   int threshold_min;
   gfx::Point closePoint(512, 512);
   gfx::Size smallSize(512, 512);
   gfx::Point farPoint(2560, 2560);
   gfx::Size bigSize(2560, 2560);
 
   threshold_min = 0;
@@ skipping 19 matching lines @@
                                       smallSize));
   EXPECT_EQ(TEX_COORD_PRECISION_MEDIUM,
             TexCoordPrecisionRequired(&stub_gl, &threshold_cache, threshold_min,
                                       farPoint));
   EXPECT_EQ(TEX_COORD_PRECISION_MEDIUM,
             TexCoordPrecisionRequired(&stub_gl, &threshold_cache, threshold_min,
                                       bigSize));
 }
 
 }  // namespace cc