bundlerepo: make baserevision return raw text

"baserevision" returns the text that will be used to apply deltas. Since
deltas are against raw texts, "baserevision" should return raw text.

Now test-flagprocessor.t points us to a new error.

mercurial/bundlerepo.py

@@ -158,7 +158,7 b' class bundlerevlog(revlog.revlog):'
         # Revlog subclasses may override 'revision' method to modify format of
         # content retrieved from revlog. To use bundlerevlog with such class one
         # needs to override 'baserevision' and make more specific call here.
-        return revlog.revlog.revision(self, nodeorrev)
+        return revlog.revlog.revision(self, nodeorrev, raw=True)
 
     def addrevision(self, text, transaction, link, p1=None, p2=None, d=None):
         raise NotImplementedError
@@ -186,7 +186,7 b' class bundlechangelog(bundlerevlog, chan'
         oldfilter = self.filteredrevs
         try:
             self.filteredrevs = ()
-            return changelog.changelog.revision(self, nodeorrev)
+            return changelog.changelog.revision(self, nodeorrev, raw=True)
         finally:
             self.filteredrevs = oldfilter
 
@@ -210,7 +210,7 b' class bundlemanifest(bundlerevlog, manif'
         if node in self.fulltextcache:
             result = '%s' % self.fulltextcache[node]
         else:
-            result = manifest.manifestrevlog.revision(self, nodeorrev)
+            result = manifest.manifestrevlog.revision(self, nodeorrev, raw=True)
         return result
 
     def dirlog(self, d):
@@ -228,7 +228,7 b' class bundlefilelog(bundlerevlog, filelo'
                               linkmapper)
 
     def baserevision(self, nodeorrev):
-        return filelog.filelog.revision(self, nodeorrev)
+        return filelog.filelog.revision(self, nodeorrev, raw=True)
 
 class bundlepeer(localrepo.localpeer):
     def canpush(self):

tests/test-flagprocessor.t

@@ -188,11 +188,10 b''
   4 changesets found
   $ hg --config extensions.strip= strip -r 2 --no-backup --force -q
   $ hg -R bundle.hg log --stat -T '{rev} {desc}\n' base64 2>&1 | egrep -v '^(\*\*|  )'
-  Traceback (most recent call last):
-  mercurial.mpatch.mpatchError: invalid patch
+  abort: integrity check failed on data/base64.i:2!
 
   $ hg bundle -R bundle.hg --base 1 bundle-again.hg -q 2>&1 | egrep -v '^(\*\*|  )'
   Traceback (most recent call last):
-  TypeError: Incorrect padding
+  mercurial.mpatch.mpatchError: invalid patch
   $ hg -R bundle-again.hg log --stat -T '{rev} {desc}\n' base64 2>&1 | egrep -v '^(\*\*|  )'
   abort: repository bundle-again.hg not found!