Implement "appinstalled" event on Android.

third_party/WebKit/Source/core/frame/LocalFrame.cpp

 /*
  * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
  *                     1999 Lars Knoll <knoll@kde.org>
  *                     1999 Antti Koivisto <koivisto@kde.org>
  *                     2000 Simon Hausmann <hausmann@kde.org>
  *                     2000 Stefan Schimanski <1Stein@gmx.de>
  *                     2001 George Staikos <staikos@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2005 Alexey Proskuryakov <ap@nypop.com>
@@ skipping 843 matching lines @@
     }
   }
 
   return layers ? layers->toPrettyJSONString() : String();
 }
 
 bool LocalFrame::shouldThrottleRendering() const {
   return view() && view()->shouldThrottleRendering();
 }
 
+void LocalFrame::onAppInstalled() {
+  m_domWindow->dispatchEvent(Event::create(EventTypeNames::appinstalled));
+}
+
 inline LocalFrame::LocalFrame(FrameLoaderClient* client,
                               FrameHost* host,
                               FrameOwner* owner,
                               InterfaceProvider* interfaceProvider,
                               InterfaceRegistry* interfaceRegistry)
     : Frame(client, host, owner),
       m_frameScheduler(page()->chromeClient().createFrameScheduler(
           client->frameBlameContext())),
       m_loader(this),
       m_navigationScheduler(NavigationScheduler::create(this)),
@@ skipping 55 matching lines @@
   if (m_frame && m_frame->client() && m_frame->client()->frameBlameContext())
     m_frame->client()->frameBlameContext()->Enter();
 }
 
 ScopedFrameBlamer::~ScopedFrameBlamer() {
   if (m_frame && m_frame->client() && m_frame->client()->frameBlameContext())
     m_frame->client()->frameBlameContext()->Leave();
 }
 
 }  // namespace blink