Fix breakage from cell layout changes.

Signal/src/ViewControllers/ConversationView/Cells/OWSMessageBubbleView.m

@@ -404,9 +404,9 @@ NS_ASSUME_NONNULL_BEGIN
         [self.viewConstraints addObjectsFromArray:@[
             [bodyTextView autoPinLeadingToSuperviewMarginWithInset:textInsets.leading],
             [bodyTextView autoPinTrailingToSuperviewMarginWithInset:textInsets.trailing],
+            [bodyTextView autoSetDimension:ALDimensionWidth toSize:bodyTextContentSize.width],
+            [bodyTextView autoSetDimension:ALDimensionHeight toSize:bodyTextContentSize.height],
         ]];
-        [self.viewConstraints
-            addObject:[bodyTextView autoSetDimension:ALDimensionHeight toSize:bodyTextContentSize.height]];
 
         if (lastSubview) {
             [self.viewConstraints addObject:[bodyTextView autoPinEdge:ALEdgeTop

Signal/src/ViewControllers/ConversationView/ConversationLayoutInfo.swift

@@ -114,7 +114,7 @@ public class ConversationLayoutInfo: NSObject {
 
         fullWidthContentWidth = viewWidth - (fullWidthGutterLeading + fullWidthGutterTrailing)
 
-        maxMessageWidth = floor(contentWidth * 0.8)
+        maxMessageWidth = floor(contentWidth * 0.9)
         // TODO: Should this be different?
         maxFooterWidth = maxMessageWidth - 10
 

Signal/src/ViewControllers/ConversationView/ConversationViewItem.m

@@ -261,12 +261,18 @@ NSString *NSStringForOWSMessageCellType(OWSMessageCellType cellType)
     return measurementCell;
 }
 
-- (CGFloat)vSpacingWithPreviousLayoutItem:(id<ConversationViewLayoutItem>)lastLayoutItem
+- (CGFloat)vSpacingWithPreviousLayoutItem:(ConversationViewItem *)previousLayoutItem
 {
-    OWSAssert(lastLayoutItem);
+    OWSAssert(lastItem);
+
+    if (self.interaction.interactionType == OWSInteractionType_UnreadIndicator
+        || previousLayoutItem.interaction.interactionType == OWSInteractionType_UnreadIndicator) {
+        // The unread indicator has its own v-margins.
+        return 0.f;
+    }
 
     // TODO:
-    return 0.f;
+    return 4.f;
 }
 
 - (ConversationViewCell *)dequeueCellForCollectionView:(UICollectionView *)collectionView

Signal/src/ViewControllers/MessageDetailViewController.swift

@@ -40,8 +40,6 @@ class MessageDetailViewController: OWSViewController, MediaGalleryDataSourceDele
     var attachmentStream: TSAttachmentStream?
     var messageBody: String?
 
-    var conversationLayoutInfo: ConversationLayoutInfo
-
     private var contactShareViewHelper: ContactShareViewHelper
 
     // MARK: Initializers
@@ -59,7 +57,6 @@ class MessageDetailViewController: OWSViewController, MediaGalleryDataSourceDele
         self.mode = mode
         self.uiDatabaseConnection = OWSPrimaryStorage.shared().newDatabaseConnection()
         self.contactShareViewHelper = ContactShareViewHelper(contactsManager: contactsManager)
-        self.conversationLayoutInfo = ConversationLayoutInfo(thread: thread)
 
         super.init(nibName: nil, bundle: nil)
 
@@ -345,7 +342,9 @@ class MessageDetailViewController: OWSViewController, MediaGalleryDataSourceDele
         self.messageBubbleView = messageBubbleView
         messageBubbleView.viewItem = viewItem
         messageBubbleView.cellMediaCache = NSCache()
-        messageBubbleView.layoutInfo = self.conversationLayoutInfo
+        let conversationLayoutInfo = ConversationLayoutInfo(thread: thread)
+        conversationLayoutInfo.viewWidth = self.view.width()
+        messageBubbleView.layoutInfo = conversationLayoutInfo
         messageBubbleView.configureViews()
         messageBubbleView.loadContent()