Bug 1700051: part 19) `const`-qualify and rename `mozInlineSpellChecker::SpellCheckSelectionIsFull`. r=smaug

Depends on D109895

Differential Revision: https://phabricator.services.mozilla.com/D109896

extensions/spellcheck/src/mozInlineSpellChecker.cpp

@@ -1288,7 +1288,7 @@ nsresult mozInlineSpellChecker::DoSpellCheck(
     return NS_ERROR_NOT_INITIALIZED;
   }
 
-  if (SpellCheckSelectionIsFull()) {
+  if (IsSpellCheckSelectionFull()) {
     return NS_OK;
   }
 
@@ -1493,7 +1493,7 @@ void mozInlineSpellChecker::CheckCurrentWordsNoSuggest(
 
         AutoChangeNumPendingSpellChecks pendingChecks(self, -1);
 
-        if (self->SpellCheckSelectionIsFull()) {
+        if (self->IsSpellCheckSelectionFull()) {
           return;
         }
 
@@ -1684,7 +1684,7 @@ nsresult mozInlineSpellChecker::AddRange(Selection* aSpellCheckSelection,
 
   nsresult rv = NS_OK;
 
-  if (!SpellCheckSelectionIsFull()) {
+  if (!IsSpellCheckSelectionFull()) {
     IgnoredErrorResult err;
     aSpellCheckSelection->AddRangeAndSelectFramesAndNotifyListeners(*aRange,
                                                                     err);

extensions/spellcheck/src/mozInlineSpellChecker.h

@@ -253,7 +253,7 @@ class mozInlineSpellChecker final : public nsIInlineSpellChecker,
   RemoveRange(mozilla::dom::Selection* aSpellCheckSelection, nsRange* aRange);
   MOZ_CAN_RUN_SCRIPT_BOUNDARY nsresult
   AddRange(mozilla::dom::Selection* aSpellCheckSelection, nsRange* aRange);
-  bool SpellCheckSelectionIsFull() {
+  bool IsSpellCheckSelectionFull() const {
     return mNumWordsInSpellSelection >= mMaxNumWordsInSpellSelection;
   }