[clang] [alpha.webkit.UncountedCallArgsChecker] Ignore calls to WTF's container methods (PR #82156)

[Ryosuke Niwa via cfe-commits]

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@@ -25,6 +25,11 @@ using namespace ento;
 
 namespace {
 
+bool stringEndsWith(const std::string &str, const std::string &suffix) {
+  auto index = str.rfind(suffix);
+  return index != std::string::npos && str.size() - suffix.size() == index;
+}
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rniwa wrote:

Oh, didn't realize we had that. I'll add a FIXME for making `safeGetName` return a `StringRef`.

https://github.com/llvm/llvm-project/pull/82156