[ios] BubbleViewController and BubbleView stubs.

ios/chrome/browser/ui/BUILD.gn

Index: ios/chrome/browser/ui/BUILD.gn
diff --git a/ios/chrome/browser/ui/BUILD.gn b/ios/chrome/browser/ui/BUILD.gn
index 9c1a36a209c4a73fdd52d33d23b2aa377ef85ea9..4f258c0b0b108b4243b42ed31b547889f8a5805f 100644
--- a/ios/chrome/browser/ui/BUILD.gn
+++ b/ios/chrome/browser/ui/BUILD.gn
@@ -272,6 +272,7 @@ source_set("ui_internal_arc") {
     "//ios/chrome/browser/ui/alert_coordinator",
     "//ios/chrome/browser/ui/authentication",
     "//ios/chrome/browser/ui/bookmarks",
+    "//ios/chrome/browser/ui/bubble_promo",

[edchin, 2017/07/07 04:24:10]

I don't think the sources above depend on bubble.

[helenlyang, 2017/07/07 23:29:15]

Done.

     "//ios/chrome/browser/ui/colors",
     "//ios/chrome/browser/ui/commands",
     "//ios/chrome/browser/ui/context_menu",
@@ -393,6 +394,7 @@ source_set("ui_internal") {
     "//ios/chrome/browser/ui/alert_coordinator",
     "//ios/chrome/browser/ui/authentication",
     "//ios/chrome/browser/ui/bookmarks",
+    "//ios/chrome/browser/ui/bubble_promo",

[edchin, 2017/07/07 04:24:10]

Let's put this in later when code is actually put into the BVC.

[gchatz, 2017/07/07 04:30:39]

If it is not added now, then the target does not compile.

[edchin, 2017/07/07 05:06:24]

Acknowledged.

     "//ios/chrome/browser/ui/colors",
     "//ios/chrome/browser/ui/commands",
     "//ios/chrome/browser/ui/context_menu",