Merge cherrypicks of [8894175, 8894118, 8894119, 8894120, 8891937, 8894143, 8894144] into qt-release

Change-Id: I308f140fb027a19e9e4a5f4c9d74d0eb0b6263ed

3 files changed, 28 insertions, 5 deletions

diff --git a/core/java/android/os/SharedMemory.java b/core/java/android/os/SharedMemory.java
index 57a88012a31a..0540e3611b52 100644
--- a/core/java/android/os/SharedMemory.java
+++ b/core/java/android/os/SharedMemory.java
@@ -62,7 +62,7 @@ public final class SharedMemory implements Parcelable, Closeable {
 
         mMemoryRegistration = new MemoryRegistration(mSize);
         mCleaner = Cleaner.create(mFileDescriptor,
-                new Closer(mFileDescriptor, mMemoryRegistration));
+                new Closer(mFileDescriptor.getInt$(), mMemoryRegistration));
     }
 
     /**
@@ -259,6 +259,9 @@ public final class SharedMemory implements Parcelable, Closeable {
             mCleaner.clean();
             mCleaner = null;
         }
+
+        // Cleaner.clean doesn't clear the value of the file descriptor.
+        mFileDescriptor.setInt$(-1);
     }
 
     @Override
@@ -290,10 +293,10 @@ public final class SharedMemory implements Parcelable, Closeable {
      * Cleaner that closes the FD
      */
     private static final class Closer implements Runnable {
-        private FileDescriptor mFd;
+        private int mFd;
         private MemoryRegistration mMemoryReference;
 
-        private Closer(FileDescriptor fd, MemoryRegistration memoryReference) {
+        private Closer(int fd, MemoryRegistration memoryReference) {
             mFd = fd;
             mMemoryReference = memoryReference;
         }
@@ -301,7 +304,9 @@ public final class SharedMemory implements Parcelable, Closeable {
         @Override
         public void run() {
             try {
-                Os.close(mFd);
+                FileDescriptor fd = new FileDescriptor();
+                fd.setInt$(mFd);
+                Os.close(fd);
             } catch (ErrnoException e) { /* swallow error */ }
             mMemoryReference.release();
             mMemoryReference = null;
diff --git a/services/core/java/com/android/server/wm/AppWindowToken.java b/services/core/java/com/android/server/wm/AppWindowToken.java
index 03cae429904f..eab5e0dd270e 100644
--- a/services/core/java/com/android/server/wm/AppWindowToken.java
+++ b/services/core/java/com/android/server/wm/AppWindowToken.java
@@ -79,6 +79,7 @@ import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_NORMAL;
 import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_WILL_PLACE_SURFACES;
 import static com.android.server.wm.WindowManagerService.logWithStack;
 import static com.android.server.wm.WindowState.LEGACY_POLICY_VISIBILITY;
+import static com.android.server.wm.WindowStateAnimator.HAS_DRAWN;
 import static com.android.server.wm.WindowStateAnimator.STACK_CLIP_AFTER_ANIM;
 import static com.android.server.wm.WindowStateAnimator.STACK_CLIP_BEFORE_ANIM;
 
@@ -540,6 +541,18 @@ class AppWindowToken extends WindowToken implements WindowManagerService.AppFree
                 // If the app was already visible, don't reset the waitingToShow state.
                 if (isHidden()) {
                     waitingToShow = true;
+
+                    // Let's reset the draw state in order to prevent the starting window to be
+                    // immediately dismissed when the app still has the surface.
+                    forAllWindows(w -> {
+                        if (w.mWinAnimator.mDrawState == HAS_DRAWN) {
+                            w.mWinAnimator.resetDrawState();
+
+                            // Force add to mResizingWindows, so that we are guaranteed to get
+                            // another reportDrawn callback.
+                            w.resetLastContentInsets();
+                        }
+                    },  true /* traverseTopToBottom */);
                 }
             }
 
diff --git a/services/core/java/com/android/server/wm/WindowState.java b/services/core/java/com/android/server/wm/WindowState.java
index 43ad091b08c0..703fe4ac867b 100644
--- a/services/core/java/com/android/server/wm/WindowState.java
+++ b/services/core/java/com/android/server/wm/WindowState.java
@@ -1623,7 +1623,7 @@ class WindowState extends WindowContainer<WindowState> implements WindowManagerP
                 || !mRelayoutCalled
                 || (atoken == null && mToken.isHidden())
                 || (atoken != null && atoken.hiddenRequested)
-                || isParentWindowHidden()
+                || isParentWindowGoneForLayout()
                 || (mAnimatingExit && !isAnimatingLw())
                 || mDestroying;
     }
@@ -3795,6 +3795,11 @@ class WindowState extends WindowContainer<WindowState> implements WindowManagerP
         return parent != null && parent.mHidden;
     }
 
+    private boolean isParentWindowGoneForLayout() {
+        final WindowState parent = getParentWindow();
+        return parent != null && parent.isGoneForLayoutLw();
+    }
+
     void setWillReplaceWindow(boolean animate) {
         for (int i = mChildren.size() - 1; i >= 0; i--) {
             final WindowState c = mChildren.get(i);