Remove some dead code

app/src/main/java/eu/kanade/tachiyomi/widget/OutlineSpan.kt

@@ -1,56 +0,0 @@
-package eu.kanade.tachiyomi.widget
-
-import android.graphics.Canvas
-import android.graphics.Paint
-import android.text.style.ReplacementSpan
-import androidx.annotation.ColorInt
-import androidx.annotation.Dimension
-
-/**
- * Source: https://github.com/santaevpavel
- *
- * A class that draws the outlines of a text when given a stroke color and stroke width.
- */
-class OutlineSpan(
-    @ColorInt private val strokeColor: Int,
-    @Dimension private val strokeWidth: Float,
-) : ReplacementSpan() {
-
-    override fun getSize(
-        paint: Paint,
-        text: CharSequence,
-        start: Int,
-        end: Int,
-        fm: Paint.FontMetricsInt?,
-    ): Int {
-        return paint.measureText(text.toString().substring(start until end)).toInt()
-    }
-
-    override fun draw(
-        canvas: Canvas,
-        text: CharSequence,
-        start: Int,
-        end: Int,
-        x: Float,
-        top: Int,
-        y: Int,
-        bottom: Int,
-        paint: Paint,
-    ) {
-        val originTextColor = paint.color
-
-        paint.apply {
-            color = strokeColor
-            style = Paint.Style.STROKE
-            this.strokeWidth = this@OutlineSpan.strokeWidth
-        }
-        canvas.drawText(text, start, end, x, y.toFloat(), paint)
-
-        paint.apply {
-            color = originTextColor
-            style = Paint.Style.FILL
-        }
-
-        canvas.drawText(text, start, end, x, y.toFloat(), paint)
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/widget/TriState.kt

@@ -1,13 +0,0 @@
-package eu.kanade.tachiyomi.widget
-
-import eu.kanade.tachiyomi.source.model.Filter
-import tachiyomi.domain.manga.model.TriStateFilter
-
-fun Int.toTriStateFilter(): TriStateFilter {
-    return when (this) {
-        Filter.TriState.STATE_IGNORE -> TriStateFilter.DISABLED
-        Filter.TriState.STATE_INCLUDE -> TriStateFilter.ENABLED_IS
-        Filter.TriState.STATE_EXCLUDE -> TriStateFilter.ENABLED_NOT
-        else -> throw IllegalStateException("Unknown TriState state: $this")
-    }
-}