convert //gpu to std::unique_ptr

gpu/command_buffer/tests/gl_readback_unittest.cc

 // Copyright 2014 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 <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 #include <GLES2/gl2extchromium.h>
 #include <stddef.h>
 #include <stdint.h>
 
 #include <cmath>
+#include <memory>
 
 #include "base/bind.h"
 #include "base/bit_cast.h"
 #include "base/location.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/thread_task_runner_handle.h"
 #include "gpu/command_buffer/tests/gl_manager.h"
 #include "gpu/command_buffer/tests/gl_test_utils.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ skipping 245 matching lines @@
           case GL_RGB:
             read_comp_count = 3;
             break;
           case GL_RGBA:
             read_comp_count = 4;
             break;
         }
 
         switch (read_type) {
           case GL_HALF_FLOAT_OES: {
-            scoped_ptr<GLushort[]> buf(
+            std::unique_ptr<GLushort[]> buf(
                 new GLushort[kTextureSize * kTextureSize * read_comp_count]);
             glReadPixels(
                 0, 0, kTextureSize, kTextureSize, read_format, read_type,
                 buf.get());
             EXPECT_EQ(glGetError(), GLenum(GL_NO_ERROR));
             for (uint32_t jj = 0; jj < kTextureSize * kTextureSize; ++jj) {
               for (uint32_t kk = 0; kk < test_formats[ii].comp_count; ++kk) {
                 EXPECT_LE(
                     std::abs(HalfToFloat32(buf[jj * read_comp_count + kk]) -
                         kDrawColor[kk]),
                     std::abs(kDrawColor[kk] * kEpsilon));
               }
             }
             break;
           }
           case GL_FLOAT: {
-            scoped_ptr<GLfloat[]> buf(
+            std::unique_ptr<GLfloat[]> buf(
                 new GLfloat[kTextureSize * kTextureSize * read_comp_count]);
             glReadPixels(
                 0, 0, kTextureSize, kTextureSize, read_format, read_type,
                 buf.get());
             EXPECT_EQ(glGetError(), GLenum(GL_NO_ERROR));
             for (uint32_t jj = 0; jj < kTextureSize * kTextureSize; ++jj) {
               for (uint32_t kk = 0; kk < test_formats[ii].comp_count; ++kk) {
                 EXPECT_LE(
                     std::abs(buf[jj * read_comp_count + kk] - kDrawColor[kk]),
                     std::abs(kDrawColor[kk] * kEpsilon));
               }
             }
             break;
           }
         }
       }
     }
 
     glDeleteFramebuffers(1, &framebuffer);
     glDeleteTextures(1, &texture_id);
   }
 
   glDeleteBuffers(1, &vertex_buffer);
   glDeleteProgram(program);
 }
 
 }  // namespace gpu