win: Implementation of CrashReportDatabase for Windows

util/misc/uuid.cc

Index: util/misc/uuid.cc
diff --git a/util/misc/uuid.cc b/util/misc/uuid.cc
index 5f6bf14856191fdb50f84ede3f8fe1fb054214ee..592b7d2b38e12b4e73e5817e60f22fef733e922f 100644
--- a/util/misc/uuid.cc
+++ b/util/misc/uuid.cc
@@ -20,6 +20,7 @@
 
 #include "base/basictypes.h"
 #include "base/strings/stringprintf.h"
+#include "base/strings/utf_string_conversions.h"
 #include "base/sys_byteorder.h"
 #include "util/stdlib/cxx.h"
 
@@ -98,4 +99,10 @@ std::string UUID::ToString() const {
                             data_5[5]);
 }
 
+#if defined(OS_WIN)
+std::wstring UUID::ToWideString() const {
+  return base::UTF8ToUTF16(ToString());
+}
+#endif  // OS_WIN
+
 }  // namespace crashpad