cloud login view: save a few selector dispatches

Resources/VLCCloudStorageTableViewController.xib

@@ -58,7 +58,7 @@
                     </connections>
                 </button>
             </subviews>
-            <color key="backgroundColor" white="0.0" alpha="1" colorSpace="calibratedWhite"/>
+            <color key="backgroundColor" red="0.12156862745098039" green="0.12156862745098039" blue="0.12156862745098039" alpha="1" colorSpace="calibratedRGB"/>
             <simulatedScreenMetrics key="simulatedDestinationMetrics" type="retina4"/>
         </view>
     </objects>

Sources/VLCDropboxTableViewController.m

@@ -75,7 +75,6 @@
     _downloadingBarLabel = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"DOWNLOADING",@"") style:UIBarButtonItemStylePlain target:nil action:nil];
     [_downloadingBarLabel setTitleTextAttributes:@{ UITextAttributeFont : [UIFont systemFontOfSize:11.] } forState:UIControlStateNormal];
 
-    self.loginToCloudStorageView.backgroundColor = [UIColor colorWithWhite:.122 alpha:1.];
     [self.cloudStorageLogo setImage:[UIImage imageNamed:@"dropbox-white.png"]];
     [self.cloudStorageLogo sizeToFit];
     self.cloudStorageLogo.center = self.view.center;

Sources/VLCGoogleDriveTableViewController.m

@@ -74,8 +74,9 @@
     _downloadingBarLabel = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"DOWNLOADING",@"") style:UIBarButtonItemStylePlain target:nil action:nil];
     [_downloadingBarLabel setTitleTextAttributes:@{ UITextAttributeFont : [UIFont systemFontOfSize:11.] } forState:UIControlStateNormal];
 
-    self.loginToCloudStorageView.backgroundColor = [UIColor colorWithWhite:.122 alpha:1.];
-    [self _setupLogo];
+    [self.cloudStorageLogo setImage:[UIImage imageNamed:@"DriveWhite"]];
+    [self.cloudStorageLogo sizeToFit];
+    self.cloudStorageLogo.center = self.view.center;
 
     [self.loginButton setTitle:NSLocalizedString(@"DROPBOX_LOGIN", @"") forState:UIControlStateNormal];
 
@@ -89,13 +90,6 @@
     [self.view addSubview:_activityIndicator];
 }
 
-- (void)_setupLogo
-{
-    [self.cloudStorageLogo setImage:[UIImage imageNamed:@"DriveWhite"]];
-    [self.cloudStorageLogo sizeToFit];
-    self.cloudStorageLogo.center = self.view.center;
-}
-
 - (GTMOAuth2ViewControllerTouch *)createAuthController
 {
     _authController = [[GTMOAuth2ViewControllerTouch alloc] initWithScope:kGTLAuthScopeDrive