MdeModulePkg Variable: Implement variable quota management.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16669 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Universal/Variable/RuntimeDxe/VariableDxe.c

@@ -282,6 +282,10 @@ OnReadyToBoot (
   // Set the End Of DXE bit in case the EFI_END_OF_DXE_EVENT_GROUP_GUID event is not signaled.
   //
   mEndOfDxe = TRUE;
+  //
+  // The initialization for variable quota.
+  //
+  InitializeVariableQuota ();
   ReclaimForOS ();
   if (FeaturePcdGet (PcdVariableCollectStatistics)) {
     gBS->InstallConfigurationTable (&gEfiVariableGuid, gVariableInfo);
@@ -305,6 +309,10 @@ OnEndOfDxe (
   )
 {
   mEndOfDxe = TRUE;
+  //
+  // The initialization for variable quota.
+  //
+  InitializeVariableQuota ();
 }
 
 /**