New unit test for Draw document with chart.  Disabled due to weird crash.

No idea why it crashes whatsoever....

Change-Id: Ic46d5a98f21cacb03adb3bc0d6da239bde5d8ce2
(cherry picked from commit 81d2c208a4e6f9df87e2ee70c6e6da146742178a)
Remove this.

Change-Id: Ie2c64d3254dba35ba3fcb1af2566de84b8b300e2
(cherry picked from commit 7d10da2174eac4afd189ee2e9bfb031d315763c1)
fdo#77506: (finally) write a unit test for this.

I've switched from using a Draw document to Writer document due to some
instability with Draw instance in our cppunit run.  The bug is reproducible
either way.

The test is disabled for now, since the bug has yet to be fixed.

(cherry picked from commit 56ca1b76963c44318a4f5577e15cfa5e7e1cd2a2)

Conflicts:
	chart2/qa/extras/chart2export.cxx

Change-Id: I49e0417e1ecbc70f40aab8531237ae98ae58bdd3
This assumption doesn't hold on all build environments.

Change-Id: Ie1f56aed91e7cbfc59e254a111991f958e9a1607
(cherry picked from commit 61ad374e723d57d1bafb4131d6b78cca42a504ed)
fdo#77506: Enable this check.

Change-Id: Ib4ad7c1a1583b9fde1a06dc8e355442f10bb9bec
(cherry picked from commit 10f8d24540a4145af3ec629f7eb724849ca53d22)
fdo#77506: More reliable way to determine label strings.

Not beautiful, but doable.

Change-Id: I6f3b00d620e7d7d19cc05ec4239deeb14d0d5201
(cherry picked from commit a2a1a59a448420a858724371c4a339f75ebe8c1e)