Remove the Vector::append overload that takes a Vector

Source/core/rendering/RenderBlockLineLayout.cpp

Index: Source/core/rendering/RenderBlockLineLayout.cpp
diff --git a/Source/core/rendering/RenderBlockLineLayout.cpp b/Source/core/rendering/RenderBlockLineLayout.cpp
index 89f3a70046cbfa961bd010ffda23a56ff08ffa90..46f9f6d5a0fb8654d0e3b14b8773825e84d4ea86 100644
--- a/Source/core/rendering/RenderBlockLineLayout.cpp
+++ b/Source/core/rendering/RenderBlockLineLayout.cpp
@@ -845,7 +845,7 @@ static inline void constructBidiRunsForSegment(InlineBidiResolver& topResolver,
         // If we encountered any nested isolate runs, just move them
         // to the top resolver's list for later processing.
         if (!isolatedResolver.isolatedRuns().isEmpty()) {
-            topResolver.isolatedRuns().append(isolatedResolver.isolatedRuns());
+            topResolver.isolatedRuns().appendVector(isolatedResolver.isolatedRuns());
             currentRoot = isolatedInline;
             restoreIsolatedMidpointStates(topResolver, isolatedResolver);
         }