[xbuild] Fix case sensitive environment variables for ToolTask.

Use ProcessStringDictionary in ToolTask for EnvironmentVariables,
as this retains the original case of the keys. Without this
environment vars would all be passed as lowercase!

This was removed in a previous patch by mistake.

diff --git a/mcs/class/Microsoft.Build.Utilities/Microsoft.Build.Utilities/ToolTask.cs b/mcs/class/Microsoft.Build.Utilities/Microsoft.Build.Utilities/ToolTask.cs
index 6fd0950682a7b5aed9a1bae51618c45f5387635b..c2ccff4c5c6763be8a0dea8a8a06e0043228bbda 100644 (file)
--- a/mcs/class/Microsoft.Build.Utilities/Microsoft.Build.Utilities/ToolTask.cs
+++ b/mcs/class/Microsoft.Build.Utilities/Microsoft.Build.Utilities/ToolTask.cs
@@ -370,7 +370,7 @@ namespace Microsoft.Build.Utilities
                        if (EnvironmentVariables == null || EnvironmentVariables.Length == 0)
                                return EnvironmentOverride;
 
-                       var env_vars = new SCS.StringDictionary ();
+                       var env_vars = new SCS.ProcessStringDictionary ();
                        foreach (string pair in EnvironmentVariables) {
                                string [] key_value = pair.Split ('=');
                                if (!String.IsNullOrEmpty (key_value [0]))