Migrate WTF::HashCountedSet::remove() to ::erase()

third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp

Index: third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp
diff --git a/third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp b/third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp
index 57c9a5d0129ff2c32451d5ff30dda87a03f7b86b..8828f7e9a8b178fabe61f7109b89d5a9d0e47606 100644
--- a/third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp
+++ b/third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp
@@ -201,7 +201,7 @@ static void removeUnloadEventListener(LocalDOMWindow* domWindow) {
   DOMWindowSet::iterator it = set.find(domWindow);
   if (it == set.end())
     return;
-  set.remove(it);
+  set.erase(it);
   if (set.isEmpty()) {
     updateSuddenTerminationStatus(domWindow, false,
                                   LocalFrameClient::UnloadHandler);
@@ -235,7 +235,7 @@ static void removeBeforeUnloadEventListener(LocalDOMWindow* domWindow) {
   DOMWindowSet::iterator it = set.find(domWindow);
   if (it == set.end())
     return;
-  set.remove(it);
+  set.erase(it);
   if (set.isEmpty()) {
     updateSuddenTerminationStatus(domWindow, false,
                                   LocalFrameClient::BeforeUnloadHandler);