* app/widgets/gimppreview-popup.c
* app/widgets/gimppreview-popup.h: renamed these files...

* app/widgets/gimpview-popup.c
* app/widgets/gimpview-popup.h: .. to these files, and changed the
  GimpPreviewPopup type to GimpViewPopup.

* app/widgets/gimppreviewrenderer.c
* app/widgets/gimppreviewrenderer.h: renamed these files...

* app/widgets/gimpviewrenderer.c
* app/widgets/gimpviewrenderer.h: .. to these files, and changed
  GimpPreviewRenderer to GimpViewRenderer.

This is the second step of the great Preview->View renaming process.

* app/display/gimpdisplayshell-layer-select.c
* app/display/gimpnavigationeditor.c

* app/widgets/Makefile.am
* app/widgets/gimpbrushfactoryview.c
* app/widgets/gimpbufferview.c
* app/widgets/gimpcellrendererviewable.c
* app/widgets/gimpcellrendererviewable.h
* app/widgets/gimpcomponenteditor.c
* app/widgets/gimpcontainerbox.c
* app/widgets/gimpcontainercombobox.c
* app/widgets/gimpcontainereditor.c
* app/widgets/gimpcontainerentry.c
* app/widgets/gimpcontainergridview.c
* app/widgets/gimpcontainerpopup.c
* app/widgets/gimpcontainertreeview-dnd.c
* app/widgets/gimpcontainertreeview.c
* app/widgets/gimpcontainerview.c
* app/widgets/gimpdatafactoryview.c
* app/widgets/gimpitemtreeview.c
* app/widgets/gimplayertreeview.c
* app/widgets/gimpnavigationpreview.c
* app/widgets/gimppatternfactoryview.c
* app/widgets/gimppreviewrenderer-utils.c
* app/widgets/gimppreviewrendererbrush.c
* app/widgets/gimppreviewrendererbrush.h
* app/widgets/gimppreviewrendererdrawable.c
* app/widgets/gimppreviewrendererdrawable.h
* app/widgets/gimppreviewrenderergradient.c
* app/widgets/gimppreviewrenderergradient.h
* app/widgets/gimppreviewrendererimage.c
* app/widgets/gimppreviewrendererimage.h
* app/widgets/gimppreviewrendererimagefile.c
* app/widgets/gimppreviewrendererimagefile.h
* app/widgets/gimppreviewrendererlayer.c
* app/widgets/gimppreviewrenderervectors.c
* app/widgets/gimpselectioneditor.c
* app/widgets/gimptemplateview.c
* app/widgets/gimptooloptionseditor.c
* app/widgets/gimptoolview.c
* app/widgets/gimpview.c
* app/widgets/gimpview.h
* app/widgets/gimpviewablebutton.c
* app/widgets/widgets-enums.h
* app/widgets/widgets-types.h: Modified accordingly.