Bug 1623858: part 26) Annotate `MaybeAddRangeAndTruncateOverlaps` with `MOZ_CAN_RUN_SCRIPT`. r=masayuki

Differential Revision: https://phabricator.services.mozilla.com/D69179

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

dom/base/Selection.cpp

@@ -923,8 +923,10 @@ nsresult Selection::AddRangesForUserSelectableNodes(
   for (size_t i = 0; i < rangesToAdd.Length(); ++i) {
     int32_t index;
     const RefPtr<Selection> selection{this};
+    // `MOZ_KnownLive` needed because of broken static analysis
+    // (https://bugzilla.mozilla.org/show_bug.cgi?id=1622253#c1).
     nsresult rv = mStyledRanges.MaybeAddRangeAndTruncateOverlaps(
-        rangesToAdd[i], &index, *selection);
+        MOZ_KnownLive(rangesToAdd[i]), &index, *selection);
     NS_ENSURE_SUCCESS(rv, rv);
     if (i == newAnchorFocusIndex) {
       *aOutIndex = index;

dom/base/Selection.h

@@ -169,7 +169,9 @@ class Selection final : public nsSupportsWeakReference,
   /**
    * See `AddRangesForSelectableNodes`.
    */
-  MOZ_MUST_USE nsresult AddRangesForUserSelectableNodes(
+  // TODO: annotate with `MOZ_CAN_RUN_SCRIPT` instead.
+  [[nodiscard]] MOZ_CAN_RUN_SCRIPT_BOUNDARY nsresult
+  AddRangesForUserSelectableNodes(
       nsRange* aRange, int32_t* aOutIndex,
       const DispatchSelectstartEvent aDispatchSelectstartEvent);
 
@@ -184,7 +186,9 @@ class Selection final : public nsSupportsWeakReference,
    *                  containing it. -1 if mStyledRanges.mRanges was empty and
    * no range was added.
    */
-  MOZ_MUST_USE nsresult AddRangesForSelectableNodes(
+  // TODO: annotate with `MOZ_CAN_RUN_SCRIPT` instead.
+  [[nodiscard]] MOZ_CAN_RUN_SCRIPT_BOUNDARY nsresult
+  AddRangesForSelectableNodes(
       nsRange* aRange, int32_t* aOutIndex,
       DispatchSelectstartEvent aDispatchSelectstartEvent);
 
@@ -795,9 +799,7 @@ class Selection final : public nsSupportsWeakReference,
      *                  is already contained, to the one containing it. Hence
      *                  it'll always be in [0, mRanges.Length()).
      */
-    // TODO: annotate with `MOZ_CAN_RUN_SCRIPT`
-    // (https://bugzilla.mozilla.org/show_bug.cgi?id=1625429).
-    MOZ_CAN_RUN_SCRIPT_BOUNDARY nsresult MaybeAddRangeAndTruncateOverlaps(
+    MOZ_CAN_RUN_SCRIPT nsresult MaybeAddRangeAndTruncateOverlaps(
         nsRange* aRange, int32_t* aOutIndex, Selection& aSelection);
 
     /**