bitbake: hob/builder: When you stop a build, Hob should tell you stopping is happening

- use the progress bar text to indicate the stopping status
- the text should say: 'Stopping the build...'

[YOCTO #3152]

(Bitbake rev: 6f59db920ca4f527606670969c79afbf34eaff81)

Signed-off-by: Constantin Musca <constantinx.musca@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/ui/crumbs/builder.py

@@ -1474,6 +1474,8 @@ class Builder(gtk.Window):
         if response != gtk.RESPONSE_CANCEL:
             self.stopping = True
         if response == gtk.RESPONSE_OK:
+            self.build_details_page.progress_bar.set_title("Stopping the build...")
+            self.build_details_page.progress_bar.set_rcstyle("stop")
             self.cancel_build_sync()
         elif response == gtk.RESPONSE_YES:
             self.cancel_build_sync(True)