[GTK] Silence MiniBrowser compile warnings due to recent GTK+ deprecations
https://bugs.webkit.org/show_bug.cgi?id=120290

Reviewed by Philippe Normand.

* MiniBrowser/gtk/GNUmakefile.am: Add
-DGDK_VERSION_MIN_REQUIRED=GDK_VERSION_3_6 compile option.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@154592 268f45cc-cd09-0410-ab3c-d52691b4dbfc
[Qt] Remove the fix in QWebPage::javaScriptConsoleMessage introduced by (r61433)
https://bugs.webkit.org/show_bug.cgi?id=119791

Source/WebKit/qt:

Patch by Arunprasad Rajkumar <arurajku@cisco.com> on 2013-08-26
Reviewed by Jocelyn Turcotte.

* WidgetApi/qwebpage.cpp:
(QWebPage::javaScriptConsoleMessage): Removed hack specific to DRT, introduced by
(r61433).

Tools:

Patch by Arunprasad Rajkumar <arurajku@cisco.com> on 2013-08-26
Reviewed by Jocelyn Turcotte.

Load empty url to send onunload event to currently running page. onunload event is
mandatory for LayoutTests/plugins/open-and-close-window-with-plugin.html and
LayoutTests/plugins/geturlnotify-during-document-teardown.html.

* DumpRenderTree/qt/DumpRenderTreeQt.cpp:
(WebPage::~WebPage):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@154593 268f45cc-cd09-0410-ab3c-d52691b4dbfc