Roll breakpad 819:821

820: Fixes a typo in PPC-only code
821: Removes an erroneous const that clang didn't like

BUG=91371
TEST=none

Review URL: http://codereview.chromium.org/7604037

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@96207 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -33,7 +33,7 @@ vars = {
 
 deps = {
   "src/breakpad/src":
-    (Var("googlecode_url") % "google-breakpad") + "/trunk/src@819",
+    (Var("googlecode_url") % "google-breakpad") + "/trunk/src@821",
 
   "src/build/util/support":
     "/trunk/deps/support@20411",