Clean up handling of autosizing state changes.

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 95 matching lines @@
 #include "core/page/DragSession.h"
 #include "core/page/EventHandler.h"
 #include "core/page/FocusController.h"
 #include "core/page/FrameTree.h"
 #include "core/page/InjectedStyleSheets.h"
 #include "core/page/Page.h"
 #include "core/page/PagePopupClient.h"
 #include "core/page/PointerLockController.h"
 #include "core/page/ScopedPageLoadDeferrer.h"
 #include "core/page/TouchDisambiguation.h"
+#include "core/rendering/FastTextAutosizer.h"
 #include "core/rendering/RenderView.h"
 #include "core/rendering/RenderWidget.h"
 #include "core/rendering/TextAutosizer.h"
 #include "core/rendering/compositing/RenderLayerCompositor.h"
 #include "modules/device_orientation/DeviceOrientationInspectorAgent.h"
 #include "modules/geolocation/GeolocationController.h"
 #include "modules/indexeddb/InspectorIndexedDBAgent.h"
 #include "modules/notifications/NotificationController.h"
 #include "painting/ContinuousPainter.h"
 #include "platform/ContextMenu.h"
@@ skipping 2738 matching lines @@
     }
     m_pageScaleConstraintsSet.adjustForAndroidWebViewQuirks(adjustedDescription, m_size, page()->settings().layoutFallbackWidth(), deviceScaleFactor(), settingsImpl()->supportDeprecatedTargetDensityDPI(), page()->settings().wideViewportQuirkEnabled(), page()->settings().useWideViewport(), page()->settings().loadWithOverviewMode(), settingsImpl()->viewportMetaNonUserScalableQuirk());
     float newInitialScale = m_pageScaleConstraintsSet.pageDefinedConstraints().initialScale;
     if (oldInitialScale != newInitialScale && newInitialScale != -1) {
         m_pageScaleConstraintsSet.setNeedsReset(true);
         if (mainFrameImpl() && mainFrameImpl()->frameView())
             mainFrameImpl()->frameView()->setNeedsLayout();
     }
 
     updateMainFrameLayoutSize();
+
+    if (LocalFrame* frame = page()->mainFrame()) {
+        if (FastTextAutosizer* textAutosizer = frame->document()->fastTextAutosizer())
+            textAutosizer->updatePageInfoInAllFrames();
+    }
 }
 
 void WebViewImpl::updateMainFrameLayoutSize()
 {
     if (m_fixedLayoutSizeLock || !mainFrameImpl())
         return;
 
     RefPtr<FrameView> view = mainFrameImpl()->frameView();
     if (!view)
         return;
@@ skipping 1113 matching lines @@
     const PageScaleConstraints& constraints = m_pageScaleConstraintsSet.pageDefinedConstraints();
 
     if (!mainFrameImpl() || !mainFrameImpl()->frameView())
         return false;
 
     return mainFrameImpl()->frameView()->layoutSize().width() == m_size.width
         || (constraints.minimumScale == constraints.maximumScale && constraints.minimumScale != -1);
 }
 
 } // namespace blink