Android: Fix build.

Change-Id: Ie4cb2e58e1abb7319b26ce166a039c9b3db47dd7
Reviewed-by: André Hartmann <aha_1980@gmx.de>
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>

src/plugins/android/android.qbs

@@ -61,6 +61,8 @@ QtcPlugin {
         "androiddevicefactory.h",
         "androiderrormessage.h",
         "androiderrormessage.cpp",
+        "androidextralibrarylistmodel.cpp",
+        "androidextralibrarylistmodel.h",
         "androidgdbserverkitinformation.cpp",
         "androidgdbserverkitinformation.h",
         "androidglobal.h",

src/plugins/android/androidextralibrarylistmodel.h

@@ -32,6 +32,7 @@
 #define ANDROIDEXTRALIBRARYLISTMODEL_H
 
 #include <QAbstractItemModel>
+#include <QStringList>
 
 namespace Qt4ProjectManager { class Qt4Project; }