Add license entry for v8/third_party/fdlibm to tools/licenses.py.

tools/licenses.py

Index: tools/licenses.py
diff --git a/tools/licenses.py b/tools/licenses.py
index 6db989ff4e2518f3cd657f76553cf3dc9bbedfa5..2249b8a2ac4117e6d40b8f24dc0a985a6590e9e2 100755
--- a/tools/licenses.py
+++ b/tools/licenses.py
@@ -98,6 +98,7 @@ ADDITIONAL_PATHS = (
     os.path.join('v8'),
     # Fake directory so we can include the strongtalk license.
     os.path.join('v8', 'strongtalk'),
+    os.path.join('v8', 'third_party', 'fdlibm'),
 )
 
 
@@ -220,6 +221,13 @@ SPECIAL_CASES = {
         # Absolute path here is resolved as relative to the source root.
         "License File": "/v8/LICENSE.strongtalk",
     },
+    os.path.join('v8', 'third_party', 'fdlibm'): {
+        "Name": "fdlibm",
+        "URL": "http://www.netlib.org/fdlibm/",
+        "License": "Freely Distributable",
+        # Absolute path here is resolved as relative to the source root.
+        "License File" : "/v8/third_party/fdlibm/LICENSE",
+    },
 }
 
 # Special value for 'License File' field used to indicate that the license file