Revise performance timing entries' names and descriptions

features/element-timing.yml

@@ -1,5 +1,5 @@
 name: Element timing
-description: The `element` performance entry and the `PerformanceElementTiming` API measures the time to render elements that have the `elementtiming` attribute.
+description: An `element` performance entry measures the time to render elements that have the `elementtiming` attribute.
 spec: https://w3c.github.io/element-timing/
 group: performance
 compat_features:

features/interaction-contentful-paint.yml

@@ -1,5 +1,5 @@
-name: Interaction contentful paint
-description: The `interaction-contentful-paint` performance entry, which returns an `InteractionContentfulPaint` instance, is emitted when an interaction causes one or more contentful paints. Use it to measure LCP for soft navigations in single page apps or to measure contentful paints due to an interaction.
+name: Interaction Contentful Paint performance entries
+description: An `interaction-contentful-paint` performance entry measures the duration of an interaction that causes one or more contentful paints. You can use it to measure LCP for soft navigations in single page apps.
 spec: https://wicg.github.io/soft-navigations/#sec-interaction-contentful-paint
 group: performance
 compat_features:

features/largest-contentful-paint.yml

@@ -1,5 +1,5 @@
-name: Largest contentful paint (LCP)
-description: The `largest-contentful-paint` performance entry and the `LargestContentfulPaint` API measures  the time it takes for the largest image or text to appear. Largest contentful paint (LCP) is a common metric for perceived loading times.
+name: Largest Contentful Paint (LCP) performance entries
+description: A `largest-contentful-paint` performance entry measures the time it takes for the largest image or text to appear. Largest Contentful Paint (LCP) is a common metric for perceived loading times.
 spec: https://w3c.github.io/largest-contentful-paint/
 group: performance
 compat_features:

features/layout-instability.yml

@@ -1,5 +1,5 @@
 name: Layout instability
-description: The `layout-shift` performance entry and `LayoutShift` API measures the layout stability of web pages based on movements of the elements on the page. They're used to calculate Cumulative Layout Shift (CLS), a common metric for perceived stability.
+description: A `layout-shift` performance entry measures the layout stability of web pages based on movements of the elements on the page. They're used to calculate Cumulative Layout Shift (CLS), a common metric for perceived stability.
 spec: https://wicg.github.io/layout-instability/
 group: performance
 compat_features:

features/navigation-timing.yml

@@ -1,5 +1,5 @@
 name: Navigation timing
-description: The `navigation` performance entry and the `PerformanceNavigationTiming` API measures navigation events, such as loading time or the number of redirects.
+description: A `navigation` performance entry measures navigation events, such as loading time or the number of redirects.
 spec: https://w3c.github.io/navigation-timing/
 group: performance
 status:

features/page-visibility-state.yml

@@ -1,5 +1,5 @@
 name: Page visibility state
-description: The `visibility-state` performance entry and the `VisibilityStateEntry` API measure the timing of page visibility state changes, such as when a tab is no longer visible or the user has switched to another app.
+description: A `visibility-state` performance entry measures the timing of page visibility state changes, such as when a tab is no longer visible or the user has switched to another app.
 spec: https://html.spec.whatwg.org/multipage/interaction.html#the-visibilitystateentry-interface
 group: performance
 compat_features:

features/paint-timing.yml

@@ -1,5 +1,5 @@
 name: Paint timing
-description: The `paint` performance entry and the `PerformancePaintTiming` API measures the duration of "paint" (also called "render") operations as a page loads. The API measures the time to First Paint (FP) and First Contentful Paint (FCP), common metrics for perceived loading times.
+description: A `paint` performance entry measures the duration of "paint" (also called "render") operations as a page loads. It measures the time to First Paint (FP) and First Contentful Paint (FCP), common metrics for perceived loading times.
 spec: https://w3c.github.io/paint-timing/
 group: performance
 status:

features/resource-timing.yml

@@ -1,5 +1,5 @@
 name: Resource timing
-description: "`PerformanceResourceTiming` entries report when network events happen while loading a resource, such as when connections start and end. You can use this information to measure loading times."
+description: A `PerformanceResourceTiming` performance entry records when a network event happens while loading a resource, such as when a connection starts and ends. You can use this information to measure loading times.
 spec: https://w3c.github.io/resource-timing/
 group: performance
 caniuse: resource-timing

features/soft-navigations.yml

@@ -1,5 +1,5 @@
 name: Soft navigation performance entries
-description: The `soft-navigation` performance entry, which returns a `PerformanceSoftNavigation` instance, is emitted when soft navigation occurs in a single page app. This is defined as when a trusted user interaction causes a URL update and a visible contentful paint to the screen.
+description: A `soft-navigation` performance entry measures the duration of a soft navigation in a single page app. A soft navigation is defined as when a trusted user interaction causes a URL update and a visible contentful paint to the screen.
 spec: https://wicg.github.io/soft-navigations/#sec-soft-navs
 group: performance
 compat_features: