[UMA] Use proper C++ objects to serialize tracked_objects across process boundaries.
See https://chromiumcodereview.appspot.com/9702014/ for the original code review. Uploading to a new issue due to an AppEngine error...
BUG=103480
TEST=none (refactoring, no functional change expected)
TBR=jam@chromium.org,jar@chromium.org,eroman@chromium.org,jhawkins@chromium.org,ajwong@chromium.org
Review URL: http://codereview.chromium.org/10077001
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@132109 0039d316-1c4b-4281-b951-d872f2087c98
CrOS-Libchrome-Original-Commit: 1cb05dbbcafd3f35999606af6c8316058ce7b93a
5 files changed