Remove an extra layer of wrapping for matchers/custom matchers

Helps reduce how nested custom matchers have to be for users as well as
Jasmine internal matchers

[#59161378]

spec/core/matchers/toBeLessThanSpec.js

@@ -1,20 +1,20 @@
 describe("toBeLessThan", function() {
   it("passes when actual < expected", function() {
-    var matcher = j$.matchers.toBeLessThan(),
+    var matcherComparator = j$.matchers.toBeLessThan(),
       result;
 
-    result = matcher.compare(1, 2);
+    result = matcherComparator(1, 2);
     expect(result.pass).toBe(true);
   });
 
   it("fails when actual <= expected", function() {
-    var matcher = j$.matchers.toBeLessThan(),
+    var matcherComparator = j$.matchers.toBeLessThan(),
       result;
 
-    result = matcher.compare(1, 1);
+    result = matcherComparator(1, 1);
     expect(result.pass).toBe(false);
 
-    result = matcher.compare(2, 1);
+    result = matcherComparator(2, 1);
     expect(result.pass).toBe(false);
   });
 });