Migrate WTF::LinkedHashSet/ListHashSet::add() to ::insert()

third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp

Index: third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp b/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
index 5bc764405211b05a2e686e5006311afe10ca48c3..e204dee20f2c25baeb1b0746585c7cce154cab4b 100644
--- a/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
@@ -4355,7 +4355,7 @@ void LayoutBlockFlow::simplifiedNormalFlowInlineLayout() {
       o->layoutIfNeeded();
       if (toLayoutBox(o)->inlineBoxWrapper()) {
         RootInlineBox& box = toLayoutBox(o)->inlineBoxWrapper()->root();
-        lineBoxes.add(&box);
+        lineBoxes.insert(&box);
       }
     } else if (o->isText() ||
                (o->isLayoutInline() && !walker.atEndOfInline())) {
@@ -4384,7 +4384,7 @@ bool LayoutBlockFlow::recalcInlineChildrenOverflowAfterStyleChange() {
       childrenOverflowChanged = true;
       if (InlineBox* inlineBoxWrapper =
               toLayoutBlock(layoutObject)->inlineBoxWrapper())
-        lineBoxes.add(&inlineBoxWrapper->root());
+        lineBoxes.insert(&inlineBoxWrapper->root());
     }
   }