Bug 1330538 - Hide easing label in tooltip when the easing is linear (the default); r=daisuke

MozReview-Commit-ID: 4mfeki3OXhR

--HG--
extra : rebase_source : 69d0985ca33dc15e913573f5f84d93bb6a9eac78

devtools/client/animationinspector/components/animation-time-block.js

@@ -299,8 +299,8 @@ AnimationTimeBlock.prototype = {
       text += "\n";
     }
 
-    // Adding the easing.
-    if (state.easing) {
+    // Adding the easing if it is not "linear".
+    if (state.easing && state.easing !== "linear") {
       text += L10N.getStr("player.animationEasingLabel") + " ";
       text += state.easing;
       text += "\n";

devtools/client/animationinspector/test/browser_animation_timeline_shows_time_info.js

@@ -37,8 +37,11 @@ add_task(function* () {
     } else {
       ok(!title.match(/Repeats: /), "The tooltip doesn't show the iterations");
     }
-    if (state.easing) {
+    if (state.easing && state.easing !== "linear") {
       ok(title.match(/Easing: /), "The tooltip shows the easing");
+    } else {
+      ok(!title.match(/Easing: /),
+         "The tooltip doesn't show the easing if it is 'linear'");
     }
     if (state.fill) {
       ok(title.match(/Fill: /), "The tooltip shows the fill");