frosted glass: allow initialization from code instead of xib file

Sources/VLCFrostedGlasView.m

@@ -2,7 +2,7 @@
  * VLCFrostedGlasView.m
  * VLC for iOS
  *****************************************************************************
- * Copyright (c) 2013 VideoLAN. All rights reserved.
+ * Copyright (c) 2013-2014 VideoLAN. All rights reserved.
  * $Id$
  *
  * Authors: Carola Nitz <nitz.carola # googlemail.com>
@@ -21,11 +21,27 @@
 
 @implementation VLCFrostedGlasView
 
-
 - (id)initWithCoder:(NSCoder *)aDecoder
 {
     self = [super initWithCoder:aDecoder];
-    if (self) {
+    if (self)
+        [self setupView];
+
+    return self;
+}
+
+- (instancetype)initWithFrame:(CGRect)frame
+{
+    self = [super initWithFrame:frame];
+
+    if (self)
+        [self setupView];
+
+    return self;
+}
+
+- (void)setupView
+{
     [self setClipsToBounds:YES];
     if (SYSTEM_RUNS_IOS7_OR_LATER) {
         if (![self toolbar]) {
@@ -39,8 +55,6 @@
             [self insertSubview:self.imageview atIndex:0];
         }
     }
-    }
-    return self;
 }
 
 - (void)layoutSubviews {