Bug 1629435 - Using bool literals instead of integer literals. r=sylvestre

Differential Revision: https://phabricator.services.mozilla.com/D70825

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

intl/lwbrk/LineBreaker.cpp

@@ -790,7 +790,7 @@ class ContextState {
             break;
           }
         } else if (!mHasCJKChar && IS_CJK_CHAR(u)) {
-          mHasCJKChar = 1;
+          mHasCJKChar = true;
           if (mHasNonbreakableSpace) {
             break;
           }