Revert of Mojo: Convert some scoped_ptr<...>(new ...) to make_scoped_ptr(new ...) in mojo/{embedder,system}.

mojo/embedder/simple_platform_shared_buffer_win.cc

Index: mojo/embedder/simple_platform_shared_buffer_win.cc
diff --git a/mojo/embedder/simple_platform_shared_buffer_win.cc b/mojo/embedder/simple_platform_shared_buffer_win.cc
index ed7958e13445a6cb2baf1c63dccfd95f65ea93bc..1167ac5fa0616b5d5296261de38af65fe79b04ae 100644
--- a/mojo/embedder/simple_platform_shared_buffer_win.cc
+++ b/mojo/embedder/simple_platform_shared_buffer_win.cc
@@ -79,8 +79,9 @@
   }
 
   void* base = static_cast<char*>(real_base) + offset_rounding;
-  return make_scoped_ptr(new SimplePlatformSharedBufferMapping(
-      base, length, real_base, real_length));
+  return scoped_ptr<PlatformSharedBufferMapping>(
+      new SimplePlatformSharedBufferMapping(
+          base, length, real_base, real_length));
 }
 
 // SimplePlatformSharedBufferMapping -------------------------------------------