Bug 1551916 - Flip column numbers back to being counts of code points and not code units. r=arai

Differential Revision: https://phabricator.services.mozilla.com/D31304

--HG--
extra : moz-landing-system : lando

js/src/frontend/TokenStream.h

@@ -326,7 +326,7 @@ class SourceUnits;
 // we counted code units.  Set this to 0 to keep returning counts of code units
 // (even for UTF-8, which is clearly wrong, but we don't ship UTF-8 yet so this
 // is fine until we can fix users that depend on code-unit counting).
-#define JS_COLUMN_DIMENSION_IS_CODE_POINTS() 0
+#define JS_COLUMN_DIMENSION_IS_CODE_POINTS() 1
 
 class TokenStreamAnyChars : public TokenStreamShared {
  public: