Provide detailed information on the test failure

third_party/WebKit/LayoutTests/webaudio/unit-tests/audit-failures.html

Index: third_party/WebKit/LayoutTests/webaudio/unit-tests/audit-failures.html
diff --git a/third_party/WebKit/LayoutTests/webaudio/unit-tests/audit-failures.html b/third_party/WebKit/LayoutTests/webaudio/unit-tests/audit-failures.html
index 7fbace2f44c285caef3646b40f9dd735d3c3e7a0..866e2e4bdf8800dfa2103e7058ada321ac5e24ad 100644
--- a/third_party/WebKit/LayoutTests/webaudio/unit-tests/audit-failures.html
+++ b/third_party/WebKit/LayoutTests/webaudio/unit-tests/audit-failures.html
@@ -27,8 +27,8 @@
       should(function () { var foo = 0; }).throw('ReferenceError');
       should(3 > 5, '3 < 5').beTrue();
       should(true).beFalse();
-      should(1).beEqualTo(2)
-      should(1).notBeEqualTo(1)
+      should(1, 'The number of channels').beEqualTo(2);
+      should(1).notBeEqualTo(1);
       should(typeof 3.141592, 'typeof 3.141592').beEqualTo('string');
       should(1).beGreaterThan(2);
       should(1).beGreaterThanOrEqualTo(2);
@@ -49,6 +49,7 @@
       task.describe('Testing numerical assertion failures.');
 
       should(0).beCloseTo(0.1, { threshold: 0 });
+      should(59, 'The measured decibel').beCloseTo(62, { threshold: 0.01 });
       should([1, 8, 11, 18, 6, 5, 5, 5, 123, 49]).beConstantValueOf(5);
       should([1, 8, 11, 18, 6, 5, 5, 5, 123, 49])
         .beEqualToArray([1, 8, 10, 18, 6, 5, 6, 5, 123, 48]);