Merge lp:~bdrung/apport/lp-1686387 into lp:~apport-hackers/apport/trunk

[Benjamin Drung]

When using a sandbox directory, the root directory of the sandbox can be seen in the stack traces.

=== modified file 'apport/report.py'
--- apport/report.py	2020-06-09 21:41:57 +0000
+++ apport/report.py	2020-08-21 14:59:18 +0000
@@ -785,6 +785,12 @@
             else:
                 del self['AssertionMessage']
 
+        if rootdir:
+            # Strip root directory (from sandbox) from stack traces
+            for key in ("Stacktrace", "ThreadStacktrace"):
+                if key in self:
+                    self[key] = self[key].replace("from " + rootdir, "from ")
+
         if 'Stacktrace' in self:
             self._gen_stacktrace_top()
             addr_signature = self.crash_signature_addresses()