Clear up network stack to use R9 MdeLib:

1.Use driver model APIs in UefiLib
2.Register Unload Image in INF/MSA to be included in autogen code.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3962 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Universal/Network/MnpDxe/MnpDriver.c

@@ -547,13 +547,13 @@ Returns:
 
 --*/
 {
-  return NetLibInstallAllDriverProtocols (
-          ImageHandle,
-          SystemTable,
-          &gMnpDriverBinding,
-          ImageHandle,
-          &gMnpComponentName,
-          NULL,
-          NULL
-          );
+  return EfiLibInstallAllDriverProtocols (
+           ImageHandle,
+           SystemTable,
+           &gMnpDriverBinding,
+           ImageHandle,
+           &gMnpComponentName,
+           NULL,
+           NULL
+           );
 }

MdeModulePkg/Universal/Network/MnpDxe/MnpDxe.inf

@@ -25,7 +25,7 @@
   EFI_SPECIFICATION_VERSION      = 0x00020000
 
   ENTRY_POINT                    = MnpDriverEntryPoint
-
+  UNLOAD_IMAGE                   = NetLibDefaultUnload
 #
 # The following information is for reference only and not required by the build tools.
 #

MdeModulePkg/Universal/Network/MnpDxe/MnpDxe.msa

@@ -65,6 +65,7 @@
     <Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
     <Extern>
       <ModuleEntryPoint>MnpDriverEntryPoint</ModuleEntryPoint>
+      <ModuleUnloadImage>NetLibDefaultUnload</ModuleUnloadImage>
     </Extern>
   </Externs>
 </ModuleSurfaceArea>