Elide origins displayed on web notifications.

ui/message_center/views/notification_view.cc

Index: ui/message_center/views/notification_view.cc
diff --git a/ui/message_center/views/notification_view.cc b/ui/message_center/views/notification_view.cc
index 27c8accae20cdf39092662575eb52221be7b4e5d..53da9f23dcdbc0a175281ea401caace34dd9a4ab 100644
--- a/ui/message_center/views/notification_view.cc
+++ b/ui/message_center/views/notification_view.cc
@@ -8,6 +8,7 @@
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
+#include "components/url_formatter/elide_url.h"
 #include "third_party/skia/include/core/SkPaint.h"
 #include "third_party/skia/include/core/SkPath.h"
 #include "ui/base/cursor/cursor.h"
@@ -41,6 +42,7 @@
 #include "ui/views/painter.h"
 #include "ui/views/view_targeter.h"
 #include "ui/views/widget/widget.h"
+#include "url/gurl.h"
 
 namespace {
 
@@ -285,11 +287,11 @@ views::View* NotificationView::TargetForRect(views::View* root,
 void NotificationView::CreateOrUpdateViews(const Notification& notification) {
   CreateOrUpdateTitleView(notification);
   CreateOrUpdateMessageView(notification);
-  CreateOrUpdateContextMessageView(notification);
   CreateOrUpdateProgressBarView(notification);
   CreateOrUpdateListItemViews(notification);
   CreateOrUpdateIconView(notification);
   CreateOrUpdateImageView(notification);
+  CreateOrUpdateContextMessageView(notification);
   CreateOrUpdateActionButtonViews(notification);
 }
 
@@ -297,7 +299,7 @@ void NotificationView::SetAccessibleName(const Notification& notification) {
   std::vector<base::string16> accessible_lines;
   accessible_lines.push_back(notification.title());
   accessible_lines.push_back(notification.message());
-  accessible_lines.push_back(notification.context_message());
+  accessible_lines.push_back(notification.context_message().message);
   std::vector<NotificationItem> items = notification.items();
   for (size_t i = 0; i < items.size() && i < kNotificationMaximumItems; ++i) {
     accessible_lines.push_back(items[i].title + base::ASCIIToUTF16(" ") +
@@ -553,9 +555,25 @@ void NotificationView::CreateOrUpdateMessageView(
   message_view_->SetVisible(!notification.items().size());
 }
 
+base::string16 NotificationView::FormatContextMessage(
+    const Notification& notification) const {
+  const ContextMessage& context = notification.context_message();
+  const GURL url = notification.origin_url();
+  if (context.use_origin_as_context) {
+    DCHECK(context.message.empty());
+    DCHECK(url.is_valid());
+    return url_formatter::ElideHost(url, views::Label().font_list(),
+                                    kContextMessageViewWidth);
+  }
+
+  return gfx::TruncateString(context.message, kContextMessageCharacterLimit,
+                             gfx::WORD_BREAK);
+}
+
 void NotificationView::CreateOrUpdateContextMessageView(
     const Notification& notification) {
-  if (notification.context_message().empty()) {
+  if (notification.context_message().message.empty() &&
+      !notification.context_message().use_origin_as_context) {
     if (context_message_view_) {
       // Deletion will also remove |context_message_view_| from its parent.
       delete context_message_view_;
@@ -566,12 +584,11 @@ void NotificationView::CreateOrUpdateContextMessageView(
 
   DCHECK(top_view_ != NULL);
 
-  base::string16 text = gfx::TruncateString(notification.context_message(),
-                                            kContextMessageCharacterLimit,
-                                            gfx::WORD_BREAK);
+  base::string16 message = FormatContextMessage(notification);
+
   if (!context_message_view_) {
     int padding = kMessageLineHeight - views::Label().font_list().GetHeight();
-    context_message_view_ = new BoundedLabel(text);
+    context_message_view_ = new BoundedLabel(message);
     context_message_view_->SetLineLimit(
         message_center::kContextMessageLineLimit);
     context_message_view_->SetLineHeight(kMessageLineHeight);
@@ -580,7 +597,7 @@ void NotificationView::CreateOrUpdateContextMessageView(
     context_message_view_->SetBorder(MakeTextBorder(padding, 4, 0));
     top_view_->AddChildView(context_message_view_);
   } else {
-    context_message_view_->SetText(text);
+    context_message_view_->SetText(message);
   }
 }