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Commit fd9387db authored by Shai Barack's avatar Shai Barack
Browse files

Always postInvalidateOnAnimation from awakenScrollBars 

This fixes a performance regression.
See analysis on b/420829149.

Bug: 420829149
Flag: EXEMPT bugfix
Change-Id: Iddc01cbb2138615ea28631991bc6b415e5aa3020
parent ddec3dbd

core/java/android/view/View.java

+10 −11
Original line number Diff line number Diff line
@@ -21142,6 +21142,11 @@ public class View implements Drawable.Callback, KeyEvent.Callback, 














        if (isHorizontalScrollBarEnabled() || isVerticalScrollBarEnabled()) {



























            if (invalidate) {













                // Invalidate to show the scrollbars













                postInvalidateOnAnimation();













            }



























            if (scrollCache.state == ScrollabilityCache.OFF) {















                // FIXME: this is copied from WindowManagerService.















                // We should get this value from the system when it









@@ -21157,18 +21162,12 @@ public class View implements Drawable.Callback, KeyEvent.Callback,













            scrollCache.state = ScrollabilityCache.ON;





























            // Schedule our fader to run if it's not already scheduled













            if (!scrollCache.fadeScrollBarsScheduled) {













                if (invalidate) {













                    // Invalidate to show the scrollbars













                    postInvalidateOnAnimation();













                }













                if (mAttachInfo != null) {













            if (!scrollCache.fadeScrollBarsScheduled && mAttachInfo != null) {















                final Handler handler = mAttachInfo.mHandler;















                scrollCache.handler = handler;















                scrollCache.fadeScrollBarsScheduled = true;















                handler.postAtTime(scrollCache, fadeStartTime);















            }













            }





























            return true;















        }