Update UI for WebStore bundle installs.

chrome/browser/ui/cocoa/extensions/extension_install_view_controller.mm

Index: chrome/browser/ui/cocoa/extensions/extension_install_view_controller.mm
diff --git a/chrome/browser/ui/cocoa/extensions/extension_install_view_controller.mm b/chrome/browser/ui/cocoa/extensions/extension_install_view_controller.mm
index 835ba3c004dfc3cca482e2ac7f9f142dc79e1ed1..6b5871d79baf891b76e15cb7cf242040f613598d 100644
--- a/chrome/browser/ui/cocoa/extensions/extension_install_view_controller.mm
+++ b/chrome/browser/ui/cocoa/extensions/extension_install_view_controller.mm
@@ -92,6 +92,9 @@ const CGFloat kWarningsSeparatorPadding = 14;
 // The left padding for the link cell.
 const CGFloat kLinkCellPaddingLeft = 3;
 
+// Size of individual extension icons for bundle installs.
+const CGFloat kExtensionIconSize = 32;
+
 // Maximum height we will adjust controls to when trying to accomodate their
 // contents.
 const CGFloat kMaxControlHeight = 250;
@@ -102,6 +105,12 @@ NSString* const kCellAttributesKey = @"cellAttributes";
 NSString* const kPermissionsDetailIndex = @"permissionsDetailIndex";
 NSString* const kPermissionsDetailType = @"permissionsDetailType";
 
+CGFloat ComputeDesiredControlHeight(NSControl* control) {
+  NSRect rect = [control frame];
+  rect.size.height = kMaxControlHeight;
+  return [[control cell] cellSizeForBounds:rect].height;
+}
+
 // Adjust the |control|'s height so that its content is not clipped.
 // This also adds the change in height to the |totalOffset| and shifts the
 // control down by that amount.
@@ -109,9 +118,7 @@ void OffsetControlVerticallyToFitContent(NSControl* control,
                                          CGFloat* totalOffset) {
   // Adjust the control's height so that its content is not clipped.
   NSRect currentRect = [control frame];
-  NSRect fitRect = currentRect;
-  fitRect.size.height = kMaxControlHeight;
-  CGFloat desiredHeight = [[control cell] cellSizeForBounds:fitRect].height;
+  CGFloat desiredHeight = ComputeDesiredControlHeight(control);
   CGFloat offset = desiredHeight - NSHeight(currentRect);
 
   [control setFrameSize:NSMakeSize(NSWidth(currentRect),
@@ -125,6 +132,32 @@ void OffsetControlVerticallyToFitContent(NSControl* control,
   [control setFrameOrigin:origin];
 }
 
+// Adjust the |view|'s height so that its subviews are not clipped.
+// This also adds the change in height to the |totalOffset| and shifts the
+// control down by that amount.
+void OffsetViewVerticallyToFitContent(NSView* view, CGFloat* totalOffset) {
+  // Adjust the view's height so that its subviews are not clipped.
+  CGFloat desiredHeight = 0;
+  for (NSView* subview in [view subviews]) {
+    int requiredHeight = NSMaxY([subview frame]);
+    if (requiredHeight > desiredHeight) {
+      desiredHeight = requiredHeight;
+    }
+  }
+  NSRect currentRect = [view frame];
+  CGFloat offset = desiredHeight - NSHeight(currentRect);
+
+  [view setFrameSize:NSMakeSize(NSWidth(currentRect),
+                                NSHeight(currentRect) + offset)];
+
+  *totalOffset += offset;
+
+  // Move the view vertically by the new total offset.
+  NSPoint origin = [view frame].origin;
+  origin.y -= *totalOffset;
+  [view setFrameOrigin:origin];
+}
+
 // Gets the desired height of |outlineView|. Simply using the view's frame
 // doesn't work if an animation is pending.
 CGFloat GetDesiredOutlineViewHeight(NSOutlineView* outlineView) {
@@ -270,9 +303,7 @@ bool HasAttribute(id item, CellAttributesMask attributeMask) {
         gfx::SkColorToCalibratedNSColor(chrome_style::GetLinkColor())];
   }
 
-  // The bundle install dialog has no icon.
-  if (![self isBundleInstall])
-    [iconView_ setImage:prompt_->icon().ToNSImage()];
+  [iconView_ setImage:prompt_->icon().ToNSImage()];
 
   // The dialog is laid out in the NIB exactly how we want it assuming that
   // each label fits on one line. However, for each label, we want to allow
@@ -309,22 +340,53 @@ bool HasAttribute(id item, CellAttributesMask attributeMask) {
   }
 
   if ([self isBundleInstall]) {
-    // We display the list of extension names as a simple text string, seperated
-    // by newlines.
     BundleInstaller::ItemList items = prompt_->bundle()->GetItemsWithState(
         BundleInstaller::Item::STATE_PENDING);
 
-    NSMutableString* joinedItems = [NSMutableString string];
-    for (size_t i = 0; i < items.size(); ++i) {
-      if (i > 0)
-        [joinedItems appendString:@"\n"];
-      [joinedItems appendString:base::SysUTF16ToNSString(
-          items[i].GetNameForDisplay())];
+    const CGFloat titleWidth =
+        [itemsField_ frame].size.width - kExtensionIconSize;
+    CGFloat offset = 0;
+    // Go over the items backwards, since Cocoa coords go from the bottom up.
+    for (size_t i = items.size(); i > 0; --i) {
+      const BundleInstaller::Item& item = items[i - 1];
+
+      NSString* title = base::SysUTF16ToNSString(item.GetNameForDisplay());
+      NSRect titleFrame = NSMakeRect(kExtensionIconSize, offset, titleWidth, 0);
+      base::scoped_nsobject<NSTextField> titleView(
+          [[NSTextField alloc] initWithFrame:titleFrame]);
+      [titleView setBordered:NO];
+      [titleView setEditable:NO];
+      [titleView setStringValue:title];
+
+      titleFrame.size.height = ComputeDesiredControlHeight(titleView);
+
+      NSRect iconFrame =
+          NSMakeRect(0, offset, kExtensionIconSize, kExtensionIconSize);
+
+      // Vertically center-align icon and title.
+      CGFloat align = (iconFrame.size.height - titleFrame.size.height) / 2;
+      if (align > 0)
+        titleFrame.origin.y += align;
+      else
+        iconFrame.origin.y -= align;
+
+      [titleView setFrame:titleFrame];
+
+      gfx::ImageSkia skiaImage = gfx::ImageSkia::CreateFrom1xBitmap(item.icon);
+      NSImage* image = gfx::NSImageFromImageSkiaWithColorSpace(
+          skiaImage, base::mac::GetSystemColorSpace());
+      base::scoped_nsobject<NSImageView> iconView(
+          [[NSImageView alloc] initWithFrame:iconFrame]);
+      [iconView setImage:image];
+
+      [itemsField_ addSubview:iconView];
+      [itemsField_ addSubview:titleView];
+
+      offset = NSMaxY(NSUnionRect(titleFrame, iconFrame));
     }
-    [itemsField_ setStringValue:joinedItems];
 
-    // Adjust the controls to fit the list of extensions.
-    OffsetControlVerticallyToFitContent(itemsField_, &totalOffset);
+    // Adjust the view to fit the list of extensions.
+    OffsetViewVerticallyToFitContent(itemsField_, &totalOffset);
   }
 
   // If there are any warnings, retained devices or retained files, then we