Bug 1058676 - docs: Remove dependency on unused sphinxcontrib-httpdomain

docs/ui/conf.py

@@ -33,7 +33,6 @@ extensions = [
     'sphinx.ext.doctest',
     'sphinx.ext.coverage',
     'sphinx.ext.viewcode',
-    'sphinxcontrib.httpdomain',
 ]
 
 # Add any paths that contain templates here, relative to this directory.

docs/ui/requirements.txt

@@ -1,3 +0,0 @@
-# requirements specific to the docs, used by readthedocs.org
-Sphinx>=1.2.2
-sphinxcontrib-httpdomain==1.1.7