Force contacts intersection in pull-to-refresh from new thread view.

// FREEBIE

Signal/src/ViewControllers/NewContactThreadViewController.m

@@ -127,7 +127,7 @@ NS_ASSUME_NONNULL_BEGIN
 {
     OWSAssert([NSThread isMainThread]);
 
-    [self.contactsViewHelper.contactsManager requestSystemContactsOnce];
+    [self.contactsViewHelper.contactsManager fetchSystemContactsIfAlreadyAuthorizedAndIgnoreDebounce];
 
     [refreshControl endRefreshing];
 }

Signal/src/contact/OWSContactsManager.h

@@ -55,6 +55,7 @@ extern NSString *const OWSContactsManagerSignalAccountsDidChangeNotification;
 // Ensure's the app has the latest contacts, but won't prompt the user for contact
 // access if they haven't granted it.
 - (void)fetchSystemContactsIfAlreadyAuthorized;
+- (void)fetchSystemContactsIfAlreadyAuthorizedAndIgnoreDebounce;
 
 #pragma mark - Util
 

Signal/src/contact/OWSContactsManager.m

@@ -80,7 +80,12 @@ NSString *const kTSStorageManager_AccountLastNames = @"kTSStorageManager_Account
 
 - (void)fetchSystemContactsIfAlreadyAuthorized
 {
-    [self.systemContactsFetcher fetchIfAlreadyAuthorized];
+    [self.systemContactsFetcher fetchIfAlreadyAuthorizedWithIgnoreDebounce:NO];
+}
+
+- (void)fetchSystemContactsIfAlreadyAuthorizedAndIgnoreDebounce
+{
+    [self.systemContactsFetcher fetchIfAlreadyAuthorizedWithIgnoreDebounce:YES];
 }
 
 - (BOOL)isSystemContactsAuthorized

Signal/src/contact/SystemContactsFetcher.swift

@@ -417,16 +417,16 @@ class SystemContactsFetcher: NSObject {
         }
     }
 
-    public func fetchIfAlreadyAuthorized() {
+    public func fetchIfAlreadyAuthorized(ignoreDebounce: Bool = false) {
         AssertIsOnMainThread()
         guard authorizationStatus == .authorized else {
             return
         }
 
-        updateContacts(completion: nil)
+        updateContacts(completion: nil, ignoreDebounce:ignoreDebounce)
     }
 
-    private func updateContacts(completion: ((Error?) -> Void)?) {
+    private func updateContacts(completion: ((Error?) -> Void)?, ignoreDebounce: Bool = false) {
         AssertIsOnMainThread()
 
         systemContactsHaveBeenRequestedAtLeastOnce = true
@@ -457,6 +457,9 @@ class SystemContactsFetcher: NSObject {
                 if self.lastContactUpdateHash != contactsHash {
                     Logger.info("\(self.TAG) contact hash changed. new contactsHash: \(contactsHash)")
                     shouldNotifyDelegate = true
+                } else if ignoreDebounce {
+                    Logger.info("\(self.TAG) ignoring debounce.")
+                    shouldNotifyDelegate = true
                 } else {
 
                     // If nothing has changed, only notify delegate (to perform contact intersection) every N hours