Use matrix-analytics-events generated stubs (locally for now).

Track screens, removing any that aren't part of the schema.

Riot/Modules/Settings/DeactivateAccount/DeactivateAccountViewController.m

@@ -95,9 +95,6 @@ static CGFloat const kTextFontSize = 15.0;
     [super viewWillAppear:animated];
 
     [self userInterfaceThemeDidChange];
-    
-    // Screen tracking
-    [Analytics.shared trackScreen:@"DeactivateAccount"];
 }
 
 - (void)viewDidLayoutSubviews

Riot/Modules/Settings/Language/LanguagePickerViewController.m

@@ -106,14 +106,6 @@
     }
 }
 
-- (void)viewWillAppear:(BOOL)animated
-{
-    [super viewWillAppear:animated];
-
-    // Screen tracking
-    [Analytics.shared trackScreen:@"CountryPicker"];
-}
-
 - (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath;
 {
     cell.textLabel.textColor = ThemeService.shared.theme.textPrimaryColor;

Riot/Modules/Settings/PhoneCountry/CountryPickerViewController.m

@@ -95,14 +95,6 @@
     return ThemeService.shared.theme.statusBarStyle;
 }
 
-- (void)viewWillAppear:(BOOL)animated
-{
-    [super viewWillAppear:animated];
-
-    // Screen tracking
-    [Analytics.shared trackScreen:@"CountryPicker"];
-}
-
 - (void)destroy
 {
     [super destroy];

Riot/Modules/Settings/Security/ManageSession/ManageSessionViewController.m

@@ -161,9 +161,6 @@ enum {
 {
     [super viewWillAppear:animated];
 
-    // Screen tracking
-    [Analytics.shared trackScreen:@"ManageSession"];
-
     // Release the potential pushed view controller
     [self releasePushedViewController];
 

Riot/Modules/Settings/Security/SecurityViewController.m

@@ -250,9 +250,6 @@ TableViewSectionsDelegate>
 {
     [super viewWillAppear:animated];
 
-    // Screen tracking
-    [Analytics.shared trackScreen:@"Security"];
-
     // Release the potential pushed view controller
     [self releasePushedViewController];
 

Riot/Modules/Settings/SettingsViewController.m

@@ -776,9 +776,6 @@ TableViewSectionsDelegate>
 - (void)viewWillAppear:(BOOL)animated
 {
     [super viewWillAppear:animated];
-
-    // Screen tracking
-    [Analytics.shared trackScreen:@"Settings"];
     
     // Refresh display
     [self refreshSettings];