Backport: Move UniqueStringCopy into its own source file UniqueString.cxx to hide the implementation.

Backport of changeset 7402:751b76b567f9, but with an alternative to C++17's
string_view.

1 files changed, 1 insertions, 1 deletions

diff --git a/check.mak b/check.mak
index 995321ce7..19a2582c7 100644
--- a/check.mak
+++ b/check.mak
@@ -23,7 +23,7 @@ base_src_objs = AutoComplete.o CallTip.o CaseConvert.o CaseFolder.o \
                 ExternalLexer.o Indicator.o KeyMap.o LineMarker.o MarginView.o \
                 PerLine.o PositionCache.o RESearch.o RunStyles.o \
                 ScintillaBase.o Selection.o Style.o UniConversion.o \
-                ViewStyle.o XPM.o
+                ViewStyle.o UniqueString.o XPM.o
 base_lexlib_objs = Accessor.o CharacterCategory.o CharacterSet.o LexerBase.o \
                    LexerModule.o LexerNoExceptions.o LexerSimple.o \
                    PropSetSimple.o StyleContext.o WordList.o