hg: jdk9/sandbox/jdk: 8146041: java.net.URLConnection.guessContentTypeFromStream() does not recognize TIFF streams

[chris.hegarty at oracle.com]

Changeset: 8aa6aa55aab5
Author:    bpb
Date:      2016-01-06 10:15 -0800
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/8aa6aa55aab5

8146041: java.net.URLConnection.guessContentTypeFromStream() does not recognize TIFF streams
Summary: Add detection of TIFF magic numbers.
Reviewed-by: rriggs, chegar

! src/java.base/share/classes/java/net/URLConnection.java
+ test/java/net/URLConnection/TIFFContentGuesser.java