[Patch] BaseTools: Add Feature Flag Pcd Type into Override list

[Yonghong Zhu <yonghong.zhu@intel.com>]

when only define the PCD in the DEC file, and use --pcd feature,
we also need cover this case for Feature Flag Type.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
---
 BaseTools/Source/Python/Workspace/DscBuildData.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/BaseTools/Source/Python/Workspace/DscBuildData.py b/BaseTools/Source/Python/Workspace/DscBuildData.py
index 6e30b50..d60d491 100644
--- a/BaseTools/Source/Python/Workspace/DscBuildData.py
+++ b/BaseTools/Source/Python/Workspace/DscBuildData.py
@@ -1257,11 +1257,12 @@ class DscBuildData(PlatformBuildClassObject):
             else:
                 PcdInDec = self.DecPcds.get((Name,Guid))
                 if PcdInDec:
                     PcdInDec.PcdValueFromComm = NoFiledValues[(Guid,Name)][0]
                     if PcdInDec.Type in [self._PCD_TYPE_STRING_[MODEL_PCD_FIXED_AT_BUILD],
-                                        self._PCD_TYPE_STRING_[MODEL_PCD_PATCHABLE_IN_MODULE]]:
+                                        self._PCD_TYPE_STRING_[MODEL_PCD_PATCHABLE_IN_MODULE],
+                                        self._PCD_TYPE_STRING_[MODEL_PCD_FEATURE_FLAG]]:
                         self.Pcds[Name, Guid] = copy.deepcopy(PcdInDec)
                         self.Pcds[Name, Guid].DefaultValue = NoFiledValues[( Guid,Name)][0]
         return AllPcds
     def UpdateStructuredPcds(self, TypeList, AllPcds):
 
-- 
2.6.1.windows.1