Googletest export

Remove inapplicable example

PiperOrigin-RevId: 374762004
diff --git a/docs/advanced.md b/docs/advanced.md
index 4fdbb46..7994fc8 100644
--- a/docs/advanced.md
+++ b/docs/advanced.md
@@ -411,17 +411,6 @@
   EXPECT_THAT(bar_string, MatchesRegex("\\w*\\d+"));
 ```
 
-If the string contains a well-formed HTML or XML document, you can check whether
-its DOM tree matches an
-[XPath expression](http://www.w3.org/TR/xpath/#contents):
-
-```c++
-// Currently still in //template/prototemplate/testing:xpath_matcher
-#include "template/prototemplate/testing/xpath_matcher.h"
-using ::prototemplate::testing::MatchesXPath;
-EXPECT_THAT(html_string, MatchesXPath("//a[text()='click here']"));
-```
-
 ### Windows HRESULT assertions
 
 These assertions test for `HRESULT` success or failure.