Simplify the type parameters used when testing Matcher::describe.

The previous version used a suggestion from the Rust compiler, but this could be greatly simplified without confusing the compiler.

PiperOrigin-RevId: 504022758

Author: hovinenb

googletest/src/matchers/contains_substring_matcher.rs

@@ -127,10 +127,7 @@ mod tests {
         let matcher = contains_substring("\n");
 
         verify_that!(
-            <ContainsSubstringMatcher<&str> as Matcher<&str>>::describe(
-                &matcher,
-                MatcherResult::Matches
-            ),
+            Matcher::<&str>::describe(&matcher, MatcherResult::Matches),
             eq("contains substring \"\\n\"")
         )
     }

googletest/src/matchers/ends_with_matcher.rs

@@ -135,7 +135,7 @@ mod tests {
         let matcher = ends_with("\n");
 
         verify_that!(
-            <EndsWithMatcher<&str> as Matcher<&str>>::describe(&matcher, MatcherResult::Matches),
+            Matcher::<&str>::describe(&matcher, MatcherResult::Matches),
             eq("ends with suffix \"\\n\"")
         )
     }

googletest/src/matchers/eq_ignoring_ascii_case_matcher.rs

@@ -162,10 +162,7 @@ mod tests {
         let matcher = eq_ignoring_ascii_case("\n");
 
         verify_that!(
-            <EqIgnoringCaseMatcher<&str> as Matcher<&str>>::describe(
-                &matcher,
-                MatcherResult::Matches
-            ),
+            Matcher::<&str>::describe(&matcher, MatcherResult::Matches),
             eq("is equal to \"\\n\" (ignoring case)")
         )
     }

googletest/src/matchers/matches_regex_matcher.rs

@@ -187,10 +187,7 @@ mod tests {
         let matcher = matches_regex("\n");
 
         verify_that!(
-            <MatchesRegexMatcher<&str> as Matcher<&str>>::describe(
-                &matcher,
-                MatcherResult::Matches
-            ),
+            Matcher::<&str>::describe(&matcher, MatcherResult::Matches),
             eq("matches the regular expression \"\\n\"")
         )
     }

googletest/src/matchers/starts_with_matcher.rs

@@ -146,7 +146,7 @@ mod tests {
         let matcher = starts_with("\n");
 
         verify_that!(
-            <StartsWithMatcher<&str> as Matcher<&str>>::describe(&matcher, MatcherResult::Matches),
+            Matcher::<&str>::describe(&matcher, MatcherResult::Matches),
             eq("starts with prefix \"\\n\"")
         )
     }