[VS Addin] Add visual studio 2012 support

visual_studio/NativeClientVSAddIn/UnitTests/BaseCompileTest.cs

Index: visual_studio/NativeClientVSAddIn/UnitTests/BaseCompileTest.cs
diff --git a/visual_studio/NativeClientVSAddIn/UnitTests/BaseCompileTest.cs b/visual_studio/NativeClientVSAddIn/UnitTests/BaseCompileTest.cs
index ab7c58e85cf7cfe1472848ff3716fb31e8815c7c..03959c31bb8f61b8df4808a091def5c98d8a9fe9 100644
--- a/visual_studio/NativeClientVSAddIn/UnitTests/BaseCompileTest.cs
+++ b/visual_studio/NativeClientVSAddIn/UnitTests/BaseCompileTest.cs
@@ -103,16 +103,7 @@ namespace UnitTests
         private void SetProjectType(string projectType, string platformName)
         {
             Project project = dte_.Solution.Projects.Item(TestUtilities.NaClProjectUniqueName);
-            VCConfiguration config;
-            IVCRulePropertyStorage rule;
-
-            config = TestUtilities.GetVCConfiguration(project, "Debug", platformName);
-            rule = config.Rules.Item("ConfigurationGeneral");
-            rule.SetPropertyValue("ConfigurationType", projectType);
-
-            config = TestUtilities.GetVCConfiguration(project, "Release", platformName);
-            rule = config.Rules.Item("ConfigurationGeneral");
-            rule.SetPropertyValue("ConfigurationType", projectType);
+            TestUtilities.SetProjectType(project, projectType, platformName);
         }
 
         protected void CheckCompile(string platform, bool dll)