Move variant animation interpolators from QtWidgets to QtGui

There is no reason these interpolators need to stay in QtWidgets library.

Change-Id: I27db49fea2cfd8f0ef417dc52edf66dd1835e7a1
Reviewed-by: Michael Brasser <michael.brasser@nokia.com>
Reviewed-by: Martin Jones <martin.jones@nokia.com>

src/gui/animation/animation.pri

@@ -0,0 +1,2 @@
+SOURCES += \
+        animation/qguivariantanimation.cpp

src/gui/gui.pro

@@ -31,6 +31,7 @@ include(painting/painting.pri)
 include(util/util.pri)
 include(math3d/math3d.pri)
 include(opengl/opengl.pri)
+include(animation/animation.pri)
 
 QMAKE_LIBS += $$QMAKE_LIBS_GUI
 
@@ -150,4 +151,4 @@ win32:!contains(QT_CONFIG, directwrite) {
         sse2: SOURCES += $$SSE2_SOURCES
         ssse3: SOURCES += $$SSSE3_SOURCES
         iwmmxt: SOURCES += $$IWMMXT_SOURCES
-    }
+    }

src/widgets/animation/animation.pri

@@ -1,3 +0,0 @@
-# Qt gui animation module
-
-SOURCES += animation/qguivariantanimation.cpp

src/widgets/widgets.pro

@@ -25,7 +25,6 @@ mac:include(kernel/mac.pri)
 win32:include(kernel/win.pri)
 
 #modules
-include(animation/animation.pri)
 include(kernel/kernel.pri)
 include(styles/styles.pri)
 include(widgets/widgets.pri)