Move constructor for base::FilePath

base/files/file_path.cc

Index: base/files/file_path.cc
diff --git a/base/files/file_path.cc b/base/files/file_path.cc
index cff862ae19da14bd59cffe64724027a3f2c16ed6..21a44c6dd534cd5e1c177910fb5ec7eccfd37aac 100644
--- a/base/files/file_path.cc
+++ b/base/files/file_path.cc
@@ -174,6 +174,7 @@ FilePath::FilePath() {
 
 FilePath::FilePath(const FilePath& that) : path_(that.path_) {
 }
+FilePath::FilePath(FilePath&& that) = default;
 
 FilePath::FilePath(StringPieceType path) {
   path.CopyToString(&path_);
@@ -190,6 +191,8 @@ FilePath& FilePath::operator=(const FilePath& that) {
   return *this;
 }
 
+FilePath& FilePath::operator=(FilePath&& that) = default;
+
 bool FilePath::operator==(const FilePath& that) const {
 #if defined(FILE_PATH_USES_DRIVE_LETTERS)
   return EqualDriveLetterCaseInsensitive(this->path_, that.path_);