Settings: Use the phone numbers to discover Riot users

Vector/ViewController/CountryPickerViewController.m

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+/*
+ Copyright 2017 Vector Creations Ltd
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+#import "CountryPickerViewController.h"
+
+#import "AppDelegate.h"
+
+#import "VectorDesignValues.h"
+
+#import "RageShakeManager.h"
+
+@implementation CountryPickerViewController
+
+- (void)finalizeInit
+{
+    [super finalizeInit];
+    
+    // Setup `MXKViewControllerHandling` properties
+    self.defaultBarTintColor = kVectorNavBarTintColor;
+    self.enableBarTintColorStatusChange = NO;
+    self.rageShakeManager = [RageShakeManager sharedManager];
+}
+
+- (void)viewDidLoad
+{
+    [super viewDidLoad];
+
+    // Hide line separators of empty cells
+    self.tableView.tableFooterView = [[UIView alloc] init];
+}
+
+- (void)viewWillAppear:(BOOL)animated
+{
+    [super viewWillAppear:animated];
+    
+    // Screen tracking (via Google Analytics)
+    id<GAITracker> tracker = [[GAI sharedInstance] defaultTracker];
+    if (tracker)
+    {
+        [tracker set:kGAIScreenName value:@"CountryPicker"];
+        [tracker send:[[GAIDictionaryBuilder createScreenView] build]];
+    }
+}
+
+@end