Move GLRenderer fetching into PcView to avoid race conditions inside Game activity and cache the result

app/src/main/java/com/limelight/preferences/GlPreferences.java

@@ -0,0 +1,37 @@
+package com.limelight.preferences;
+
+
+import android.content.Context;
+import android.content.SharedPreferences;
+
+public class GlPreferences {
+    private static final String PREF_NAME = "GlPreferences";
+
+    private static final String FINGERPRINT_PREF_STRING = "Fingerprint";
+    private static final String GL_RENDERER_PREF_STRING = "Renderer";
+
+    private SharedPreferences prefs;
+    public String glRenderer;
+    public String savedFingerprint;
+
+    private GlPreferences(SharedPreferences prefs) {
+        this.prefs = prefs;
+    }
+
+    public static GlPreferences readPreferences(Context context) {
+        SharedPreferences prefs = context.getSharedPreferences(PREF_NAME, 0);
+        GlPreferences glPrefs = new GlPreferences(prefs);
+
+        glPrefs.glRenderer = prefs.getString(GL_RENDERER_PREF_STRING, "");
+        glPrefs.savedFingerprint = prefs.getString(FINGERPRINT_PREF_STRING, "");
+
+        return glPrefs;
+    }
+
+    public boolean writePreferences() {
+        return prefs.edit()
+                .putString(GL_RENDERER_PREF_STRING, glRenderer)
+                .putString(FINGERPRINT_PREF_STRING, savedFingerprint)
+                .commit();
+    }
+}