Make the "source location" links on about:profiler open in a new tab by...

Make the "source location" links on about:profiler open in a new tab by default, since that is usually more useful (that way you don't lose the profiler state accidentally).

BUG=100992
Review URL: http://codereview.chromium.org/8572042

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@110261 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/profiler.js

@@ -1033,6 +1033,7 @@ var MainView = (function() {
         // between platforms.
         link.href = 'http://chromesrc.appspot.com/?path=' +
                     encodeURIComponent(filepath) + '&line=' + linenumber;
+        link.target = '_blank';
         return;
       }
     }