SyncFS: Add RemoteToLocalSyncer test


BUG=240165
TEST=unit_tests --gtest_filter=RemoteToLocalSyncerTest.*

Review URL: https://codereview.chromium.org/82943003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237030 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 237030
[Drive] Update obsolete comment on DriveServiceInterface

ContinueGetResourceList was split into GetRemaining{File,Change}List.

NOTRY=true

Review URL: https://codereview.chromium.org/84743006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237031 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 237031
drive: Skip ID entry keys when iterating metadata

BUG=None
R=kinaba@chromium.org

Review URL: https://codereview.chromium.org/82823002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237032 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 237032