Split UpdatesGridGlanceWidget into smaller bits (#8991)

- Renamed Composables
- Moved Constants to core module

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt

@@ -67,7 +67,6 @@ import eu.kanade.tachiyomi.ui.reader.viewer.BaseViewer
 import eu.kanade.tachiyomi.ui.reader.viewer.ReaderProgressIndicator
 import eu.kanade.tachiyomi.ui.reader.viewer.pager.R2LPagerViewer
 import eu.kanade.tachiyomi.ui.webview.WebViewActivity
-import eu.kanade.tachiyomi.util.Constants
 import eu.kanade.tachiyomi.util.lang.launchIO
 import eu.kanade.tachiyomi.util.lang.launchNonCancellable
 import eu.kanade.tachiyomi.util.lang.withUIContext
@@ -94,6 +93,7 @@ import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.flow.sample
 import kotlinx.coroutines.launch
 import logcat.LogPriority
+import tachiyomi.core.Constants
 import tachiyomi.domain.manga.model.Manga
 import uy.kohesive.injekt.injectLazy
 import kotlin.math.abs
@@ -403,7 +403,7 @@ class ReaderActivity : BaseActivity() {
             viewModel.manga?.id?.let { id ->
                 startActivity(
                     Intent(this, MainActivity::class.java).apply {
-                        action = MainActivity.SHORTCUT_MANGA
+                        action = Constants.SHORTCUT_MANGA
                         putExtra(Constants.MANGA_EXTRA, id)
                         addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
                     },