这种是什么情况造成的内存泄漏，没有发现全局变量引用页面元素

┬───
│ GC Root: Global variable in native code
│
├─ android.database.ContentObserver$Transport instance
│ Leaking: NO (UniLandscapePageActivity↓ is not leaking)
│ ↓ ContentObserver$Transport.mContentObserver
├─ a2.d$b instance
│ Leaking: NO (UniLandscapePageActivity↓ is not leaking)
│ ↓ d$b.a
├─ a2.d instance
│ Leaking: NO (UniLandscapePageActivity↓ is not leaking)
│ b instance of io.dcloud.uniapp.appframe.activity.UniLandscapePageActivity with mDestroyed = false
│ ↓ d.b
├─ io.dcloud.uniapp.appframe.activity.UniLandscapePageActivity instance
│ Leaking: NO (Activity#mDestroyed is false)
│ mApplication instance of io.dcloud.uniapp.UniApplication
│ mEmbeddedApplication instance of io.dcloud.uniapp.UniApplication
│ mBase instance of androidx.appcompat.view.ContextThemeWrapper
│ ↓ UniPageActivity.page
│ ~~~~
├─ io.dcloud.uniapp.appframe.a instance
│ Leaking: UNKNOWN
│ Retaining 4.0 kB in 117 objects
│ C instance of io.dcloud.uniapp.appframe.activity.UniLandscapePageActivity with mDestroyed = false
│ ↓ a.p
│ ~
├─ io.dcloud.uniapp.dom.UniNativeDocumentImpl instance
│ Leaking: UNKNOWN
│ Retaining 1.1 MB in 26874 objects
│ ↓ UniNativeDocumentImpl.calculatedCallback
│ ~~~~~~
├─ io.dcloud.uniapp.framework.IndexKt$$ExternalSyntheticLambda48 instance
│ Leaking: UNKNOWN
│ Retaining 1.1 MB in 26292 objects
│ ↓ IndexKt$$ExternalSyntheticLambda48.f$0
│ ~~~
├─ io.dcloud.uniapp.framework.extapi.IndexKt$$ExternalSyntheticLambda33 instance
│ Leaking: UNKNOWN
│ Retaining 1.1 MB in 26291 objects
│ ↓ IndexKt$$ExternalSyntheticLambda33.f$0
│ ~~~
├─ uni.UNI670A4AA.GenPagesLoginLogin instance
│ Leaking: UNKNOWN
│ Retaining 1.1 MB in 26290 objects
│ ↓ VueComponent.$_
│ ~~
├─ io.dcloud.uniapp.vue.ComponentInternalInstance instance
│ Leaking: UNKNOWN
│ Retaining 883.7 kB in 22341 objects
│ ↓ ComponentInternalInstance.document
│ ~~~~
├─ io.dcloud.uniapp.dom.UniNativeDocumentImpl instance
│ Leaking: UNKNOWN
│ Retaining 131.4 kB in 2611 objects
│ ↓ UniNativeDocumentImpl.calculatedCallback
│ ~~~~~~
├─ io.dcloud.uniapp.framework.IndexKt$$ExternalSyntheticLambda48 instance
│ Leaking: UNKNOWN
│ Retaining 129.9 kB in 2598 objects
│ ↓ IndexKt$$ExternalSyntheticLambda48.f$0
│ ~~~
├─ io.dcloud.uniapp.framework.extapi.IndexKt$$ExternalSyntheticLambda33 instance
│ Leaking: UNKNOWN
│ Retaining 129.9 kB in 2597 objects
│ ↓ IndexKt$$ExternalSyntheticLambda33.f$0
│ ~~~
├─ uni.UNI670A4AA.GenPagesSplashSplash instance
│ Leaking: UNKNOWN
│ Retaining 129.9 kB in 2596 objects
│ ↓ Page.$nativePage
│ ~~~
├─ io.dcloud.uniapp.appframe.a instance
│ Leaking: UNKNOWN
│ Retaining 900 B in 27 objects
│ ↓ a.O
│ ~
├─ io.dcloud.uniapp.appframe.ui.PageFrameView instance
│ Leaking: YES (View.mContext references a destroyed activity)
│ Retaining 17.2 kB in 195 objects
│ View not part of a window view hierarchy
│ View.mAttachInfo is null (view detached)
│ View.mID = R.id.null
│ View.mWindowAttachCount = 1
│ mContext instance of io.dcloud.uniapp.UniAppActivity with mDestroyed = true
│ ↓ View.mContext
╰→ io.dcloud.uniapp.UniAppActivity instance
​ Leaking: YES (ObjectWatcher was watching this because io.dcloud.uniapp.UniAppActivity received Activity#onDestroy() callback and Activity#mDestroyed is true)
​ Retaining 50.1 kB in 940 objects
​ key = df8f9d6d-1436-467c-b26d-86840f42e082
​ watchDurationMillis = 14314
​ retainedDurationMillis = 9313
​ mApplication instance of io.dcloud.uniapp.UniApplication
​ mEmbeddedApplication instance of io.dcloud.uniapp.UniApplication
​ mBase instance of androidx.appcompat.view.ContextThemeWrapper