convert //gpu to std::unique_ptr

gpu/command_buffer/tests/gl_chromium_framebuffer_mixed_samples_unittest.cc

Index: gpu/command_buffer/tests/gl_chromium_framebuffer_mixed_samples_unittest.cc
diff --git a/gpu/command_buffer/tests/gl_chromium_framebuffer_mixed_samples_unittest.cc b/gpu/command_buffer/tests/gl_chromium_framebuffer_mixed_samples_unittest.cc
index 7c5d8e21b9a4d3c5c7850ee4b4cc7f3a9c86ea81..f20cb3223033ef81c0a87adfd328f10bae18dd0f 100644
--- a/gpu/command_buffer/tests/gl_chromium_framebuffer_mixed_samples_unittest.cc
+++ b/gpu/command_buffer/tests/gl_chromium_framebuffer_mixed_samples_unittest.cc
@@ -173,7 +173,7 @@ TEST_F(CHROMIUMFramebufferMixedSamplesTest, CoverageModulation) {
   }
   static const float kBlue[] = {0.0f, 0.0f, 1.0f, 1.0f};
   static const float kGreen[] = {0.0f, 1.0f, 0.0f, 1.0f};
-  scoped_ptr<uint8_t[]> results[3];
+  std::unique_ptr<uint8_t[]> results[3];
   const GLint kResultSize = kWidth * kHeight * 4;
 
   for (int pass = 0; pass < 3; ++pass) {
@@ -213,7 +213,7 @@ TEST_F(CHROMIUMFramebufferMixedSamplesTest, MultisampleStencilEffective) {
   static const float kBlue[] = {0.0f, 0.0f, 1.0f, 1.0f};
   static const float kGreen[] = {0.0f, 1.0f, 0.0f, 1.0f};
 
-  scoped_ptr<uint8_t[]> results[3];
+  std::unique_ptr<uint8_t[]> results[3];
   const GLint kResultSize = kWidth * kHeight * 4;
 
   for (int pass = 0; pass < 3; ++pass) {