[Title] Removed remaining datefield related code.
[Issue#] N/A
[Problem] Build break
[Cause] PlatformEfl.cmake refers removed files.
[Solution] Remove unnecessary lines.
Change-Id: Ic5acdd2500dce8731a1ffc93868c1d8024043c27
${WEBKIT_DIR}/efl/DefaultTheme/widget/progressbar/progressbar.edc
${WEBKIT_DIR}/efl/DefaultTheme/widget/progressbar/shelf_inset.png
${WEBKIT_DIR}/efl/DefaultTheme/widget/progressbar/bt_base.png
-# TIZEN_INPUT_TAG_SUPPORT
- ${WEBKIT_DIR}/efl/DefaultTheme/widget/datefield/datefield.edc
- ${WEBKIT_DIR}/efl/DefaultTheme/widget/datefield/img_normal.png
- ${WEBKIT_DIR}/efl/DefaultTheme/widget/datefield/img_focused.png
- ${WEBKIT_DIR}/efl/DefaultTheme/widget/datefield/img_hovered.png
VERBATIM
)