speed up fade-in animation, shorten resolve delay, #19917

src/vs/editor/contrib/codelens/codelensController.ts

@@ -113,7 +113,7 @@ export class CodeLensContribution implements editorCommon.IEditorContribution {
 
 		this._detectVisibleLenses = new RunOnceScheduler(() => {
 			this._onViewportChanged();
-		}, 500);
+		}, 250);
 
 		const scheduler = new RunOnceScheduler(() => {
 			const counterValue = ++this._modelChangeCounter;

src/vs/editor/contrib/codelens/codelensWidget.css

@@ -32,14 +32,11 @@
 	opacity: 0;
 }
 
-@keyframes fadein { 0% { opacity:0; visibility:visible;} 100% { opacity:1; } }
-@-moz-keyframes fadein { 0% { opacity:0; visibility:visible;} 100% { opacity:1; } }
-@-o-keyframes fadein { 0% { opacity:0; visibility:visible;} 100% { opacity:1; } }
-@-webkit-keyframes fadein { 0% { opacity:0; visibility:visible;} 100% { opacity:1; } }
+@keyframes fadein {
+	0% { opacity: 0; visibility: visible;}
+	100% { opacity: 1; }
+}
 
 .monaco-editor .codelens-decoration.fadein {
-	-webkit-animation: fadein 0.5s linear;
-	-moz-animation: fadein 0.5s linear;
-	-o-animation: fadein 0.5s linear;
-	animation: fadein 0.5s linear;
+	animation: fadein 0.1s linear;
 }