Revert "Revert "Handle case when snapshot dimensions don't match""

This reverts commit ba53d8ae410976709e1413b74173a791e8dead15.

Also fixes that we always had a size mismatch.

Test: TaskSnapshotSurfaceTest
Test: Open app in different orientation than snapshot, make sure
looks ok.

Bug: 36991071
Change-Id: If572b68fd72cec7679984fdff0be5905caba69f4
Fixes: 36703868
diff --git a/services/core/java/com/android/server/wm/DisplayContent.java b/services/core/java/com/android/server/wm/DisplayContent.java
index 21be742..15aedd5 100644
--- a/services/core/java/com/android/server/wm/DisplayContent.java
+++ b/services/core/java/com/android/server/wm/DisplayContent.java
@@ -2921,7 +2921,11 @@
                     if (stack != null) {
                         stack.getBounds(frame);
                     }
-                } else if (!mutableIncludeFullDisplay.value && !w.mIsWallpaper) {
+
+                    // We want to screenshot with the exact bounds of the surface of the app. Thus,
+                    // intersect it with the frame.
+                    frame.intersect(w.mFrame);
+                }else if (!mutableIncludeFullDisplay.value && !w.mIsWallpaper) {
                     final Rect wf = w.mFrame;
                     final Rect cr = w.mContentInsets;
                     int left = wf.left + cr.left;