Unreviewed Chromium gyp-file cleanup after glib backend removal.
https://bugs.webkit.org/show_bug.cgi?id=109672

Removed references to GLib unicode backend:

Source/WebCore:

* WebCore.gypi:

Source/WebKit/gtk:

* gyp/Configuration.gypi.in:
* gyp/Dependencies.gyp:
* gyp/JavaScriptCore.gyp:
* gyp/WTF.gyp:

Source/WTF:

* WTF.gyp/WTF.gyp:
* WTF.gypi:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@142731 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Unreviewed GTK gardening.
Rebaselining tests after the DOM4 Events constructors and CSS image-set
support were enabled.

* platform/gtk/fast/dom/constructed-objects-prototypes-expected.txt:
* platform/gtk/fast/events/constructors: Added.
* platform/gtk/fast/events/constructors/mouse-event-constructor-expected.txt: Added.
* platform/gtk/fast/events/constructors/wheel-event-constructor-expected.txt: Added.
* platform/gtk/fast/hidpi/image-set-border-image-comparison-expected.txt:
* platform/gtk/fast/hidpi/image-set-border-image-dynamic-expected.txt:
* platform/gtk/fast/hidpi/image-set-border-image-simple-expected.txt:
* platform/gtk/fast/hidpi/image-set-in-content-dynamic-expected.txt:
* platform/gtk/fast/hidpi/image-set-out-of-order-expected.txt:
* platform/gtk/fast/hidpi/image-set-simple-expected.txt:
* platform/gtk/fast/hidpi/image-set-without-specified-width-expected.txt:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@142732 268f45cc-cd09-0410-ab3c-d52691b4dbfc