'Use the default search engine as fallback when the URL given by the user is invalid' fails when number of keywords is one

If you have a webpage rendering issue (aka bug in QtWebKit) it should be
filed on bugs.webkit.org.  If you are unsure you can file it here and we
will let you know.

What steps will reproduce the problem?
1. Load a new tab.
2. Type a single search word into the location bar, e.g., 'test'.
3. Press 'enter'.

What is the expected output? What do you see instead?
Expected behavior: look up the keyword in the default search engine, e.g., 
Google.
Observed behavior: search word is used as a domain, e.g., 'http://test/'.

What version of the product are you using? On what operating system?
Arora 0.10.2-3 on Arch Linux 64-bit and KDE SC 4.4.0.

Please provide any additional information below.
There are no issues when the number of keywords is greater than one.

Original issue reported on code.google.com by c.g.chat...@lse.ac.uk on 9 Feb 2010 at 8:15

avarun42 / arora-wiki

'Use the default search engine as fallback when the URL given by the user is invalid' fails when number of keywords is one #846