If no sha1 is specified, applypatch_check should pass as long as
the file content loads successfully. Add a unit case acccordingly.
Test: Unit tests passed
Bug: 32243751
Change-Id: I8c013be67c197d2935e11cf6acc59fb9b943cfd9
Changing the field of 'Value' in edify to std::string from char*.
Meanwhile cleaning up the users of 'Value' and switching them to
cpp style.
Test: compontent tests passed.
Bug: 31713288
Change-Id: Iec5a7d601b1e4ca40935bf1c70d325dafecec235