[PATCH v1 10/14] BaseTools: change another list to set

[Jaben Carsey <jaben.carsey@intel.com>]

potentially accelerate "in" testing which is the use for this variable

Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jaben Carsey <jaben.carsey@intel.com>
---
 BaseTools/Source/Python/AutoGen/AutoGen.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/BaseTools/Source/Python/AutoGen/AutoGen.py b/BaseTools/Source/Python/AutoGen/AutoGen.py
index 74828fdb62ef..c52386c8484a 100644
--- a/BaseTools/Source/Python/AutoGen/AutoGen.py
+++ b/BaseTools/Source/Python/AutoGen/AutoGen.py
@@ -3790,7 +3790,7 @@ class ModuleAutoGen(AutoGen):
         if not self.SourceFileList:
             return []
 
-        NameGuids = []
+        NameGuids = set()
         for SrcFile in self.SourceFileList:
             if SrcFile.Ext.lower() != '.vfr':
                 continue
@@ -3822,7 +3822,7 @@ class ModuleAutoGen(AutoGen):
                 if not Guid:
                     break
                 NameArray = ConvertStringToByteArray('L"' + Name.group(1) + '"')
-                NameGuids.append((NameArray, GuidStructureStringToGuidString(Guid.group(1))))
+                NameGuids.add((NameArray, GuidStructureStringToGuidString(Guid.group(1))))
                 Pos = Content.find('efivarstore', Name.end())
         if not NameGuids:
             return []
-- 
2.16.2.windows.1