WebView::UrlRequestSet is crashy
WebView::UrlRequestSet is crashy

Dereferencing uninitialized pointer is not fun.
This was also fixed in beta but I believe my fix is slightly better.

Bug: http://107.108.218.239/bugzilla/show_bug.cgi?id=7257

Change-Id: Ice150d05227b5092ba1d756cfb68f035123d9932
Signed-off-by: Balazs Kelemen <44fa3fab6c8e679e10490e7a0ec7153146dc9f5b@samsung.com>

crosswalk-project/chromium-efl,hgl888/chromium-efl,hgl888/chromium-efl,crosswalk-project/chromium-efl,crosswalk-project/chromium-efl,hgl888/chromium-efl,hgl888/chromium-efl,hgl888/chromium-efl,crosswalk-project/chromium-efl