Respond to CR.

// FREEBIE

Signal/src/environment/OWSPreferences.h

@@ -27,9 +27,6 @@ extern NSString *const OWSPreferencesKeyEnableDebugLog;
 
 #pragma mark - Specific Preferences
 
-- (NSTimeInterval)getCachedOrDefaultDesiredBufferDepth;
-- (void)setCachedDesiredBufferDepth:(double)value;
-
 - (BOOL)getHasSentAMessage;
 - (void)setHasSentAMessage:(BOOL)enabled;
 
@@ -49,9 +46,6 @@ extern NSString *const OWSPreferencesKeyEnableDebugLog;
 - (BOOL)soundInForeground;
 - (void)setSoundInForeground:(BOOL)enabled;
 
-- (BOOL)hasRegisteredVOIPPush;
-- (void)setHasRegisteredVOIPPush:(BOOL)enabled;
-
 - (BOOL)hasDeclinedNoContactsView;
 - (void)setHasDeclinedNoContactsView:(BOOL)value;
 

Signal/src/environment/OWSPreferences.m

@@ -7,17 +7,14 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-double const OWSPreferencesDefaultCallStreamDESBufferLevel = 0.5;
 NSString *const OWSPreferencesSignalDatabaseCollection = @"SignalPreferences";
 
-NSString *const OWSPreferencesKeyCallStreamDESBufferLevel = @"CallStreamDesiredBufferLevel";
 NSString *const OWSPreferencesKeyScreenSecurity = @"Screen Security Key";
 NSString *const OWSPreferencesKeyEnableDebugLog = @"Debugging Log Enabled Key";
 NSString *const OWSPreferencesKeyNotificationPreviewType = @"Notification Preview Type Key";
 NSString *const OWSPreferencesKeyHasSentAMessage = @"User has sent a message";
 NSString *const OWSPreferencesKeyHasArchivedAMessage = @"User archived a message";
 NSString *const OWSPreferencesKeyPlaySoundInForeground = @"NotificationSoundInForeground";
-NSString *const OWSPreferencesKeyHasRegisteredVoipPush = @"VOIPPushEnabled";
 NSString *const OWSPreferencesKeyLastRecordedPushToken = @"LastRecordedPushToken";
 NSString *const OWSPreferencesKeyLastRecordedVoipToken = @"LastRecordedVoipToken";
 NSString *const OWSPreferencesKeyCallKitEnabled = @"CallKitEnabled";
@@ -65,26 +62,17 @@ NSString *const OWSPreferencesKeyAreReadReceiptsEnabled = @"areReadReceiptsEnabl
 
 #pragma mark - Specific Preferences
 
-- (NSTimeInterval)getCachedOrDefaultDesiredBufferDepth
-{
-    id v = [self tryGetValueForKey:OWSPreferencesKeyCallStreamDESBufferLevel];
-    if (v == nil)
-        return OWSPreferencesDefaultCallStreamDESBufferLevel;
-    return [v doubleValue];
-}
-
-- (void)setCachedDesiredBufferDepth:(double)value
-{
-    ows_require(value >= 0);
-    [self setValueForKey:OWSPreferencesKeyCallStreamDESBufferLevel toValue:@(value)];
-}
-
 - (BOOL)screenSecurityIsEnabled
 {
     NSNumber *preference = [self tryGetValueForKey:OWSPreferencesKeyScreenSecurity];
     return preference ? [preference boolValue] : YES;
 }
 
+- (void)setScreenSecurity:(BOOL)flag
+{
+    [self setValueForKey:OWSPreferencesKeyScreenSecurity toValue:@(flag)];
+}
+
 - (BOOL)getHasSentAMessage
 {
     NSNumber *preference = [self tryGetValueForKey:OWSPreferencesKeyHasSentAMessage];
@@ -105,26 +93,6 @@ NSString *const OWSPreferencesKeyAreReadReceiptsEnabled = @"areReadReceiptsEnabl
     }
 }
 
-- (BOOL)hasRegisteredVOIPPush
-{
-    NSNumber *preference = [self tryGetValueForKey:OWSPreferencesKeyHasRegisteredVoipPush];
-    if (preference) {
-        return [preference boolValue];
-    } else {
-        return YES;
-    }
-}
-
-- (void)setScreenSecurity:(BOOL)flag
-{
-    [self setValueForKey:OWSPreferencesKeyScreenSecurity toValue:@(flag)];
-}
-
-- (void)setHasRegisteredVOIPPush:(BOOL)enabled
-{
-    [self setValueForKey:OWSPreferencesKeyHasRegisteredVoipPush toValue:@(enabled)];
-}
-
 + (BOOL)loggingIsEnabled
 {
     NSNumber *preference = [NSUserDefaults.standardUserDefaults objectForKey:OWSPreferencesKeyEnableDebugLog];

Signal/src/network/PushManager.m

@@ -267,7 +267,6 @@ NSString *const Signal_Message_MarkAsRead_Identifier = @"Signal_Message_MarkAsRe
     } else {
         TOCFutureSource *futureSource = [TOCFutureSource new];
         [futureSource trySetResult:nil];
-        [Environment.preferences setHasRegisteredVOIPPush:FALSE];
         return futureSource.future;
     }
 }

SignalServiceKit/src/Contacts/Contact.h

@@ -3,7 +3,6 @@
 //
 
 #import <AddressBook/AddressBook.h>
-#import <Foundation/Foundation.h>
 
 NS_ASSUME_NONNULL_BEGIN
 

SignalServiceKit/src/Contacts/PhoneNumber.h

@@ -2,8 +2,6 @@
 //  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
 //
 
-#import <Foundation/Foundation.h>
-
 #define COUNTRY_CODE_PREFIX @"+"
 
 /**

SignalServiceKit/src/Contacts/PhoneNumberUtil.h

@@ -2,7 +2,6 @@
 //  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
 //
 
-#import <Foundation/Foundation.h>
 #import "NBPhoneNumberUtil.h"
 #import "PhoneNumber.h"
 

SignalServiceKit/src/Security/SecurityUtils.h

@@ -1,12 +1,6 @@
 //
-//  SecurityUtils.h
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
-//  TextSecureKit
 //
-//  Created by Frederic Jacobs on 28/10/14.
-//  Copyright (c) 2014 Open Whisper Systems. All rights reserved.
-//
-
-#import <Foundation/Foundation.h>
 
 @interface SecurityUtils : NSObject
 

SignalServiceKit/src/Util/FunctionalUtil.h

@@ -1,4 +1,6 @@
-#import <Foundation/Foundation.h>
+//
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//
 
 @interface NSArray (FunctionalUtil)
 

SignalServiceKit/src/Util/NSData+Base64.h

@@ -1,4 +1,6 @@
-#import <Foundation/Foundation.h>
+//
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//
 
 @interface NSData (Base64)
 

SignalServiceKit/src/Util/NSData+Image.h

@@ -2,8 +2,6 @@
 //  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
 //
 
-#import <Foundation/Foundation.h>
-
 @interface NSData (Image)
 
 + (BOOL)ows_isValidImageAtPath:(NSString *)filePath;

SignalServiceKit/src/Util/NSData+hexString.h

@@ -1,12 +1,6 @@
 //
-//  NSData+hexString.h
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
-//  TextSecureKit
 //
-//  Created by Frederic Jacobs on 28/10/14.
-//  Copyright (c) 2014 Open Whisper Systems. All rights reserved.
-//
-
-#import <Foundation/Foundation.h>
 
 @interface NSData (hexString)
 

SignalServiceKit/src/Util/NSData+messagePadding.h

@@ -1,12 +1,6 @@
 //
-//  NSData+messagePadding.h
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
-//  TextSecureKit
 //
-//  Created by Frederic Jacobs on 15/11/14.
-//  Copyright (c) 2014 Open Whisper Systems. All rights reserved.
-//
-
-#import <Foundation/Foundation.h>
 
 @interface NSData (messagePadding)
 

SignalServiceKit/src/Util/NSURLSessionDataTask+StatusCode.h

@@ -1,12 +1,6 @@
 //
-//  NSURLSessionDataTask+StatusCode.h
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
-//  TextSecureKit
 //
-//  Created by Frederic Jacobs on 04/11/14.
-//  Copyright (c) 2014 Open Whisper Systems. All rights reserved.
-//
-
-#import <Foundation/Foundation.h>
 
 @interface NSURLSessionTask (StatusCode)
 

SignalServiceKit/src/Util/constraints/BadArgument.h

@@ -1,4 +1,6 @@
-#import <Foundation/Foundation.h>
+//
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//
 
 @interface BadArgument : NSException
 +(BadArgument*) new:(NSString*)reason;

SignalServiceKit/src/Util/constraints/BadState.h

@@ -1,4 +1,6 @@
-#import <Foundation/Foundation.h>
+//
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//
 
 @interface BadState : NSException
 +(void)raise:(NSString *)message;

SignalServiceKit/src/Util/constraints/OperationFailed.h

@@ -1,4 +1,6 @@
-#import <Foundation/Foundation.h>
+//
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//
 
 @interface OperationFailed : NSException
 +(OperationFailed*) new:(NSString*)reason;

SignalServiceKit/src/Util/constraints/SecurityFailure.h

@@ -1,4 +1,7 @@
-#import <Foundation/Foundation.h>
+//
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//
+
 #import "OperationFailed.h"
 
 @interface SecurityFailure : OperationFailed

SignalServiceKit/src/Util/iOSVersions.h

@@ -2,7 +2,6 @@
 //  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
 //
 
-#import <Foundation/Foundation.h>
 #include <Availability.h>
 
 #define SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(major, minor) \