Fix command line parsing for crash handler (issue #1995)

libcef/browser/context.cc

@@ -110,6 +110,9 @@ int RunAsCrashpadHandler(const base::CommandLine& command_line) {
                  }),
              argv.end());
 
+  // HandlerMain expects the first argument to be the program name.
+  argv.insert(argv.begin(), command_line.GetProgram().value());
+
   std::unique_ptr<char* []> argv_as_utf8(new char*[argv.size() + 1]);
   std::vector<std::string> storage;
   storage.reserve(argv.size());