[clang] [WebKit Checkers] Add built-in recognition for standard view types (PR #226350)

[Ryosuke Niwa via cfe-commits]

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@@ -255,4 +255,32 @@ class Function {
 void callEscaping(const Function &);
 void callNoEscape([[clang::noescape]] const Function &);
 
+namespace std {
+using size_t = decltype(sizeof(0));
+
+namespace ranges {
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rniwa wrote:

Could try adding an inline namespace to make sure it works with actual std::range?

See https://github.com/llvm/llvm-project/commit/9223dc8b71d11798656fc5fbac507118881632bc

https://github.com/llvm/llvm-project/pull/226350