Fire visibilityChange event on out-of-process iframes.

third_party/WebKit/Source/web/WebViewImpl.cpp

 /*
  * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 315 matching lines @@
         graphicsContext.fillRect(rect, m_color);
     }
 
     WebColor m_color;
 };
 
 } // namespace
 
 // WebView ----------------------------------------------------------------
 
-WebView* WebView::create(WebViewClient* client)
+WebView* WebView::create(WebViewClient* client, bool isVisible)
 {
     // Pass the WebViewImpl's self-reference to the caller.
-    return WebViewImpl::create(client);
+    return WebViewImpl::create(client, isVisible);
 }
 
-WebViewImpl* WebViewImpl::create(WebViewClient* client)
+WebViewImpl* WebViewImpl::create(WebViewClient* client, bool isVisible)
 {
     // Pass the WebViewImpl's self-reference to the caller.
-    return adoptRef(new WebViewImpl(client)).leakRef();
+    return adoptRef(new WebViewImpl(client, isVisible)).leakRef();
 }
 
 void WebView::setUseExternalPopupMenus(bool useExternalPopupMenus)
 {
     shouldUseExternalPopupMenus = useExternalPopupMenus;
 }
 
 void WebView::updateVisitedLinkState(unsigned long long linkHash)
 {
     Page::visitedStateChanged(linkHash);
@@ skipping 37 matching lines @@
     m_spellCheckClient = spellCheckClient;
 }
 
 // static
 HashSet<WebViewImpl*>& WebViewImpl::allInstances()
 {
     DEFINE_STATIC_LOCAL(HashSet<WebViewImpl*>, allInstances, ());
     return allInstances;
 }
 
-WebViewImpl::WebViewImpl(WebViewClient* client)
+WebViewImpl::WebViewImpl(WebViewClient* client, bool isVisible)
     : m_client(client)
     , m_spellCheckClient(nullptr)
     , m_chromeClientImpl(ChromeClientImpl::create(this))
     , m_contextMenuClientImpl(this)
     , m_editorClientImpl(this)
     , m_spellCheckerClientImpl(this)
     , m_storageClientImpl(this)
     , m_shouldAutoResize(false)
     , m_zoomLevel(0)
     , m_minimumZoomLevel(zoomFactorToZoomLevel(minTextSizeMultiplier))
@@ skipping 47 matching lines @@
     MediaKeysController::provideMediaKeysTo(*m_page, &m_mediaKeysClientImpl);
     provideSpeechRecognitionTo(*m_page, SpeechRecognitionClientProxy::create(client ? client->speechRecognizer() : nullptr));
     provideContextFeaturesTo(*m_page, ContextFeaturesClientImpl::create());
     provideDatabaseClientTo(*m_page, DatabaseClientImpl::create());
 
     provideStorageQuotaClientTo(*m_page, StorageQuotaClientImpl::create());
     m_page->setValidationMessageClient(ValidationMessageClientImpl::create(*this));
     provideDedicatedWorkerGlobalScopeProxyProviderTo(*m_page, DedicatedWorkerGlobalScopeProxyProviderImpl::create());
     StorageNamespaceController::provideStorageNamespaceTo(*m_page, &m_storageClientImpl);
 
-    if (m_client) {
-        setVisibilityState(m_client->visibilityState(), true);
-    }
+    setVisibilityState(isVisible ? WebPageVisibilityStateVisible : WebPageVisibilityStateHidden, true);
 
     initializeLayerTreeView();
 
     m_devToolsEmulator = DevToolsEmulator::create(this);
 
     allInstances().add(this);
 
     m_pageImportanceSignals.setObserver(client);
 }
 
@@ skipping 4069 matching lines @@
 {
     // TODO(oshima): Investigate if this should return the ScreenInfo's scale factor rather than
     // page's scale factor, which can be 1 in use-zoom-for-dsf mode.
     if (!page())
         return 1;
 
     return page()->deviceScaleFactor();
 }
 
 } // namespace blink