src/apps: rely more on ui.layout clear

src/apps/fido_u2f/__init__.py

@@ -473,7 +473,6 @@ class ConfirmState:
 
         content = ConfirmContent(self.action, self.app_id)
         dialog = HoldToConfirmDialog(content)
-        ui.display.clear()
 
         return await dialog == CONFIRMED
 

src/apps/management/recovery_device.py

@@ -58,7 +58,6 @@ async def recovery_device(ctx, msg):
 async def request_wordcount(ctx):
     await ctx.call(ButtonRequest(code=Other), ButtonAck)
 
-    ui.display.clear()
     content = Text('Device recovery', ui.ICON_RECOVERY, 'Number of words?')
     select = WordSelector(content)
     count = await select

src/apps/management/reset_device.py

@@ -165,7 +165,6 @@ async def show_mnemonic_page(page: int, page_count: int, pages: list):
     lines = ['%2d. %s' % (wi + 1, word) for wi, word in pages[page]]
     content = Text('Recovery seed', ui.ICON_RESET, ui.MONO, *lines)
     content = Scrollpage(content, page, page_count)
-    ui.display.clear()
 
     if page + 1 == page_count:
         await HoldToConfirmDialog(content)