athena: Make sure the window captions update correctly for theme-color.

athena/content/web_activity.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "athena/content/web_activity.h"
 
 #include "athena/activity/public/activity_factory.h"
 #include "athena/activity/public/activity_manager.h"
 #include "athena/input/public/accelerator_manager.h"
 #include "base/bind.h"
@@ skipping 459 matching lines @@
   ActivityManager::Get()->UpdateActivity(this);
 }
 
 void WebActivity::DidUpdateFaviconURL(
     const std::vector<content::FaviconURL>& candidates) {
   ActivityManager::Get()->UpdateActivity(this);
 }
 
 void WebActivity::DidChangeThemeColor(SkColor theme_color) {
   title_color_ = theme_color;
+  ActivityManager::Get()->UpdateActivity(this);
 }
 
 void WebActivity::MakeVisible() {
   // TODO(skuhne): Once we know how to handle the Overview mode, this has to
   // be moved into an ActivityContentController which is used by all activities.
   // Make the content visible.
   // TODO(skuhne): If this can be combined with app_activity, move this into a
   // separate class.
   web_view_->SetVisible(true);
   web_view_->GetWebContents()->GetNativeView()->Show();
@@ skipping 24 matching lines @@
 
 void WebActivity::ReloadAndObserve() {
   if (web_view_->IsContentEvicted()) {
     DCHECK_EQ(ACTIVITY_UNLOADED, current_state_);
     web_view_->ReloadContent();
   }
   Observe(web_view_->GetWebContents());
 }
 
 }  // namespace athena