Fix some crashes

app/src/main/java/eu/kanade/tachiyomi/network/interceptor/CloudflareInterceptor.kt

@@ -2,7 +2,6 @@ package eu.kanade.tachiyomi.network.interceptor
 
 import android.annotation.SuppressLint
 import android.content.Context
-import android.os.Build
 import android.webkit.WebSettings
 import android.webkit.WebView
 import android.widget.Toast
@@ -11,7 +10,6 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.network.NetworkHelper
 import eu.kanade.tachiyomi.source.online.HttpSource
 import eu.kanade.tachiyomi.util.lang.launchUI
-import eu.kanade.tachiyomi.util.system.DeviceUtil
 import eu.kanade.tachiyomi.util.system.WebViewClientCompat
 import eu.kanade.tachiyomi.util.system.WebViewUtil
 import eu.kanade.tachiyomi.util.system.isOutdated
@@ -39,13 +37,13 @@ class CloudflareInterceptor(private val context: Context) : Interceptor {
      * Application class.
      */
     private val initWebView by lazy {
-        // Avoid crashes on Samsung devices on Android 12
-        // See https://bugs.chromium.org/p/chromium/issues/detail?id=1279562
-        if (Build.VERSION.SDK_INT == Build.VERSION_CODES.S && DeviceUtil.isSamsung) {
-            return@lazy
+        try {
+            WebSettings.getDefaultUserAgent(context)
+        } catch (_: Exception) {
+            // Crashes on some devices. We just ignore it since the only impact is slower
+            // WebView init in those rare cases.
+            // See https://bugs.chromium.org/p/chromium/issues/detail?id=1279562
         }
-
-        WebSettings.getDefaultUserAgent(context)
     }
 
     @Synchronized

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadHeaderItem.kt

@@ -8,6 +8,7 @@ import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
 
 data class DownloadHeaderItem(
+    val id: Long,
     val name: String,
     val size: Int
 ) : AbstractExpandableHeaderItem<DownloadHeaderHolder, DownloadItem>() {
@@ -41,7 +42,7 @@ data class DownloadHeaderItem(
     }
 
     override fun hashCode(): Int {
-        return name.hashCode()
+        return id.hashCode()
     }
 
     init {

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadPresenter.kt

@@ -33,7 +33,7 @@ class DownloadPresenter : BasePresenter<DownloadController>() {
                 downloads
                     .groupBy { it.source }
                     .map { entry ->
-                        DownloadHeaderItem(entry.key.name, entry.value.size).apply {
+                        DownloadHeaderItem(entry.key.id, entry.key.name, entry.value.size).apply {
                             addSubItems(0, entry.value.map { DownloadItem(it, this) })
                         }
                     }

app/src/main/java/eu/kanade/tachiyomi/ui/main/MainActivity.kt

@@ -260,7 +260,7 @@ class MainActivity : BaseViewBindingActivity<MainActivityBinding>() {
 
                 // Close BrowseSourceController and its MangaController child when incognito mode is disabled
                 if (!it) {
-                    val fg = router.backstack.last().controller
+                    val fg = router.backstack.lastOrNull()?.controller
                     if (fg is BrowseSourceController || fg is MangaController && fg.fromSource) {
                         router.popToRoot()
                     }

app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaController.kt

@@ -338,6 +338,9 @@ class MangaController :
     }
 
     private fun updateToolbarTitleAlpha(@FloatRange(from = 0.0, to = 1.0) alpha: Float? = null) {
+        // Controller may actually already be destroyed by the time this gets run
+        binding ?: return
+
         val scrolledList = binding.fullRecycler ?: binding.infoRecycler!!
         (activity as? MainActivity)?.binding?.appbar?.titleTextAlpha = when {
             // Specific alpha provided

app/src/main/java/eu/kanade/tachiyomi/util/system/DeviceUtil.kt

@@ -1,7 +1,6 @@
 package eu.kanade.tachiyomi.util.system
 
 import android.annotation.SuppressLint
-import android.os.Build
 import logcat.LogPriority
 
 object DeviceUtil {
@@ -26,10 +25,6 @@ object DeviceUtil {
         }
     }
 
-    val isSamsung by lazy {
-        Build.MANUFACTURER.equals("samsung", ignoreCase = true)
-    }
-
     @SuppressLint("PrivateApi")
     private fun getSystemProperty(key: String?): String? {
         return try {