random param fixes

Author: gewarren

xml/System.IO.Log/LogExtentCollection.xml

@@ -150,11 +150,7 @@
         </remarks>
         <exception cref="T:System.ArgumentNullException">
           <paramref name="path" /> or <paramref name="size" /> is <see langword="null" />.</exception>
-        <exception cref="T:System.ArgumentOutOfRangeException">
-          <paramref name="archiveTail" /> is not within a valid range.</exception>
-        <exception cref="T:System.ArgumentException">The log store file name specified by <paramref name="path" /> is not valid.
-
- <paramref name="size" /> is smaller than the size of the other extents in the store.</exception>
+        <exception cref="T:System.ArgumentException">The log store file name specified by <paramref name="path" /> is not valid, or <paramref name="size" /> is smaller than the size of the other extents in the store.</exception>
         <exception cref="T:System.InvalidOperationException">A size must be specified for the first extent.
 
  -or-