Add licensing info for another set of projects in third_party.

third_party/wtl/README.chromium

Index: third_party/wtl/README.chromium
diff --git a/third_party/wtl/README.chromium b/third_party/wtl/README.chromium
index 7be0079f36804d5f9910eb2aa12c23f0c1b31273..10b3f3148272b996708167bff3ab28a693531d13 100644
--- a/third_party/wtl/README.chromium
+++ b/third_party/wtl/README.chromium
@@ -1,5 +1,8 @@
-WTL 8.0 from http://www.microsoft.com/downloads/details.aspx?FamilyID=e5ba5ba4-6e6b-462a-b24c-61115e846f0c
-with min and max replaced respectively with __min and __max. See below for an explanation.
+Name: WTL 8.0
+URL: http://www.microsoft.com/downloads/details.aspx?FamilyID=e5ba5ba4-6e6b-462a-b24c-61115e846f0c
+License File: Ms-PL.txt
+
+With min and max replaced respectively with __min and __max. See below for an explanation.
 
 ---
 
@@ -11,4 +14,4 @@ http://sourceforge.net/tracker/index.php?func=detail&aid=1871358&group_id=109071
 When defining NOMINMAX before including windows.h, min and max aren't
 defined. __min and __max are always defined though. So use them instead.
 
-This patch simply consist of a search of replace for both term."
+This patch simply consist of a search of replace for both term."