Minor code cleanup, remove unused function isDaydreamVrIntent

chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellDelegate.java

Index: chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellDelegate.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellDelegate.java b/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellDelegate.java
index a6b95d0bbad074ebf4f62a7a6f8777136179223b..11cbb7236adee41077461fd9e4b88aaa2bbb30f2 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellDelegate.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellDelegate.java
@@ -78,11 +78,6 @@ public class VrShellDelegate implements ApplicationStatus.ActivityStateListener,
     @IntDef({VR_NOT_AVAILABLE, VR_CARDBOARD, VR_DAYDREAM})
     private @interface VrSupportLevel {}
 
-    // TODO(bshe): These should be replaced by string provided by NDK. Currently, it only available
-    // in SDK and we don't want add dependency to SDK just to get these strings.
-    private static final String DAYDREAM_CATEGORY = "com.google.intent.category.DAYDREAM";
-    private static final String CARDBOARD_CATEGORY = "com.google.intent.category.CARDBOARD";
-
     // Linter and formatter disagree on how the line below should be formatted.
     /* package */
     static final String VR_ENTRY_RESULT_ACTION =
@@ -207,14 +202,6 @@ public class VrShellDelegate implements ApplicationStatus.ActivityStateListener,
     }
 
     /**
-     * Whether or not the intent is a Daydream VR Intent.
-     */
-    public static boolean isDaydreamVrIntent(Intent intent) {
-        if (intent == null || intent.getCategories() == null) return false;
-        return intent.getCategories().contains(DAYDREAM_CATEGORY);
-    }
-
-    /**
      * Handles the result of the exit VR flow (DOFF).
      */
     public static void onExitVrResult(int resultCode) {