Remove implicit conversions from scoped_refptr to T* in gpu/

gpu/command_buffer/service/mailbox_manager_unittest.cc

Index: gpu/command_buffer/service/mailbox_manager_unittest.cc
diff --git a/gpu/command_buffer/service/mailbox_manager_unittest.cc b/gpu/command_buffer/service/mailbox_manager_unittest.cc
index 8e57faa96c0fe836e7d473528e635fd5febdc982..df1cd4eced635fa56d8509f84a16dbd0fc5bed75 100644
--- a/gpu/command_buffer/service/mailbox_manager_unittest.cc
+++ b/gpu/command_buffer/service/mailbox_manager_unittest.cc
@@ -78,7 +78,7 @@ class MailboxManagerTest : public GpuServiceTest {
   }
 
   GLenum SetParameter(Texture* texture, GLenum pname, GLint param) {
-    return texture->SetParameteri(feature_info_, pname, param);
+    return texture->SetParameteri(feature_info_.get(), pname, param);
   }
 
   void DestroyTexture(Texture* texture) {
@@ -205,7 +205,7 @@ class MailboxManagerSyncTest : public MailboxManagerTest {
     manager2_ = new MailboxManager;
     context_ = new gfx::GLContextStub();
     surface_ = new gfx::GLSurfaceStub();
-    context_->MakeCurrent(surface_);
+    context_->MakeCurrent(surface_.get());
   }
 
   Texture* DefineTexture() {