Silence VC++ warnings about using 'this' in base member initializations.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19937 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/win32/System/System.vcproj b/win32/System/System.vcproj
index 4818182..2f03809 100644
--- a/win32/System/System.vcproj
+++ b/win32/System/System.vcproj
@@ -32,7 +32,7 @@
 				WarningLevel="3"
 				Detect64BitPortabilityProblems="FALSE"
 				DebugInformationFormat="4"
-				DisableSpecificWarnings="4146,4800"/>
+				DisableSpecificWarnings="4355,4146,4800"/>
 			<Tool
 				Name="VCCustomBuildTool"/>
 			<Tool
@@ -74,7 +74,7 @@
 				WarningLevel="3"
 				Detect64BitPortabilityProblems="FALSE"
 				DebugInformationFormat="3"
-				DisableSpecificWarnings="4146,4800"/>
+				DisableSpecificWarnings="4355,4146,4800"/>
 			<Tool
 				Name="VCCustomBuildTool"/>
 			<Tool