convert //gpu to std::unique_ptr

components/mus/gles2/mojo_gpu_memory_buffer_manager.cc

Index: components/mus/gles2/mojo_gpu_memory_buffer_manager.cc
diff --git a/components/mus/gles2/mojo_gpu_memory_buffer_manager.cc b/components/mus/gles2/mojo_gpu_memory_buffer_manager.cc
index 08d9a38c7eea7ecc5216849eecf63bbefc822e28..6fe0ef00d2c29d872058a209e3c87ad6e90fde55 100644
--- a/components/mus/gles2/mojo_gpu_memory_buffer_manager.cc
+++ b/components/mus/gles2/mojo_gpu_memory_buffer_manager.cc
@@ -13,7 +13,7 @@ MojoGpuMemoryBufferManager::MojoGpuMemoryBufferManager() {}
 
 MojoGpuMemoryBufferManager::~MojoGpuMemoryBufferManager() {}
 
-scoped_ptr<gfx::GpuMemoryBuffer>
+std::unique_ptr<gfx::GpuMemoryBuffer>
 MojoGpuMemoryBufferManager::AllocateGpuMemoryBuffer(const gfx::Size& size,
                                                     gfx::BufferFormat format,
                                                     gfx::BufferUsage usage,
@@ -21,7 +21,7 @@ MojoGpuMemoryBufferManager::AllocateGpuMemoryBuffer(const gfx::Size& size,
   return MojoGpuMemoryBufferImpl::Create(size, format, usage);
 }
 
-scoped_ptr<gfx::GpuMemoryBuffer>
+std::unique_ptr<gfx::GpuMemoryBuffer>
 MojoGpuMemoryBufferManager::CreateGpuMemoryBufferFromHandle(
     const gfx::GpuMemoryBufferHandle& handle,
     const gfx::Size& size,