win: Don't log wide strings via path.value().c_str()

util/file/file_io_win.cc

Index: util/file/file_io_win.cc
diff --git a/util/file/file_io_win.cc b/util/file/file_io_win.cc
index 0f7476d0a5007d4bb71b7ae00c29e7ac5ba0061a..24a875011a8a5f200914d24054872e620d47bb58 100644
--- a/util/file/file_io_win.cc
+++ b/util/file/file_io_win.cc
@@ -17,6 +17,7 @@
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/numerics/safe_conversions.h"
+#include "base/strings/utf_string_conversions.h"
 
 namespace {
 
@@ -59,8 +60,8 @@ FileHandle LoggingOpenFileForOutput(DWORD access,
                            disposition,
                            FILE_ATTRIBUTE_NORMAL,
                            nullptr);
-  PLOG_IF(ERROR, file == INVALID_HANDLE_VALUE) << "CreateFile "
-                                               << path.value().c_str();
+  PLOG_IF(ERROR, file == INVALID_HANDLE_VALUE)
+      << "CreateFile " << base::UTF16ToUTF8(path.value());
   return file;
 }
 
@@ -119,8 +120,8 @@ FileHandle LoggingOpenFileForRead(const base::FilePath& path) {
                            OPEN_EXISTING,
                            0,
                            nullptr);
-  PLOG_IF(ERROR, file == INVALID_HANDLE_VALUE) << "CreateFile "
-                                               << path.value().c_str();
+  PLOG_IF(ERROR, file == INVALID_HANDLE_VALUE)
+      << "CreateFile " << base::UTF16ToUTF8(path.value());
   return file;
 }