Migrate WTF::Deque::removeLast() to ::pop_back()

third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp

Index: third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp b/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
index 1dd8cab62c6067a37c7fa34ec11f7027ecefb707..ec7ed6a04bed7830428ee7cff8ea500cfd8279af 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
+++ b/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
@@ -200,7 +200,7 @@ void StyleResolver::addToStyleSharingList(Element& element) {
                                 1);
   StyleSharingList& list = styleSharingList();
   if (list.size() >= styleSharingListSize)
-    list.removeLast();
+    list.pop_back();
   list.prepend(&element);
 }