Remove the old text autosizer

Source/core/frame/FrameView.cpp

 /*
  * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
  *                     1999 Lars Knoll <knoll@kde.org>
  *                     1999 Antti Koivisto <koivisto@kde.org>
  *                     2000 Dirk Mueller <mueller@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *           (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
@@ skipping 46 matching lines @@
 #include "core/rendering/RenderCounter.h"
 #include "core/rendering/RenderEmbeddedObject.h"
 #include "core/rendering/RenderLayer.h"
 #include "core/rendering/RenderListBox.h"
 #include "core/rendering/RenderPart.h"
 #include "core/rendering/RenderScrollbar.h"
 #include "core/rendering/RenderScrollbarPart.h"
 #include "core/rendering/RenderTheme.h"
 #include "core/rendering/RenderView.h"
 #include "core/rendering/RenderWidget.h"
-#include "core/rendering/TextAutosizer.h"
 #include "core/rendering/compositing/CompositedLayerMapping.h"
 #include "core/rendering/compositing/RenderLayerCompositor.h"
 #include "core/rendering/style/RenderStyle.h"
 #include "core/rendering/svg/RenderSVGRoot.h"
 #include "core/svg/SVGDocumentExtensions.h"
 #include "core/svg/SVGSVGElement.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/ScriptForbiddenScope.h"
 #include "platform/TraceEvent.h"
 #include "platform/fonts/FontCache.h"
@@ skipping 262 matching lines @@
 }
 
 void FrameView::setFrameRect(const IntRect& newRect)
 {
     IntRect oldRect = frameRect();
     if (newRect == oldRect)
         return;
 
     // Autosized font sizes depend on the width of the viewing area.
     bool autosizerNeedsUpdating = false;
-    if (newRect.width() != oldRect.width()) {
-        if (m_frame->isMainFrame() && m_frame->settings()->textAutosizingEnabled()) {
-            autosizerNeedsUpdating = true;
-            for (Frame* frame = m_frame.get(); frame; frame = frame->tree().traverseNext()) {
-                if (!frame->isLocalFrame())
-                    continue;
-                if (TextAutosizer* textAutosizer = toLocalFrame(frame)->document()->textAutosizer())
-                    textAutosizer->recalculateMultipliers();
-            }
-        }
-    }
+    if (newRect.width() != oldRect.width() && m_frame->isMainFrame() && m_frame->settings()->textAutosizingEnabled())
+        autosizerNeedsUpdating = true;
 
     ScrollView::setFrameRect(newRect);
 
     updateScrollableAreaSet();
 
     if (autosizerNeedsUpdating) {
         // This needs to be after the call to ScrollView::setFrameRect, because it reads the new width.
         if (FastTextAutosizer* textAutosizer = m_frame->document()->fastTextAutosizer())
             textAutosizer->updatePageInfoInAllFrames();
     }
@@ skipping 414 matching lines @@
     LayoutState layoutState(*rootForThisLayout);
 
     forceLayoutParentViewIfNeeded();
 
     // FIXME (crbug.com/256657): Do not do two layouts for text autosizing.
     rootForThisLayout->layout();
     gatherDebugLayoutRects(rootForThisLayout);
 
     ResourceLoadPriorityOptimizer::resourceLoadPriorityOptimizer()->updateAllImageResourcePriorities();
 
-    TextAutosizer* textAutosizer = frame().document()->textAutosizer();
-    bool autosized;
-    {
-        AllowPaintInvalidationScope paintInvalidationAllowed(this);
-        autosized = textAutosizer && textAutosizer->processSubtree(rootForThisLayout);
-    }
-
-    if (autosized && rootForThisLayout->needsLayout()) {
-        TRACE_EVENT0("blink", "2nd layout due to Text Autosizing");
-        UseCounter::count(*frame().document(), UseCounter::TextAutosizingLayout);
-        rootForThisLayout->layout();
-        gatherDebugLayoutRects(rootForThisLayout);
-    }
-
     lifecycle().advanceTo(DocumentLifecycle::AfterPerformLayout);
 }
 
 void FrameView::scheduleOrPerformPostLayoutTasks()
 {
     if (m_postLayoutTasksTimer.isActive())
         return;
 
     if (!m_inSynchronousPostLayout) {
         m_inSynchronousPostLayout = true;
@@ skipping 2469 matching lines @@
 void FrameView::willRemoveScrollbar(Scrollbar* scrollbar, ScrollbarOrientation orientation)
 {
     ScrollableArea::willRemoveScrollbar(scrollbar, orientation);
     if (AXObjectCache* cache = axObjectCache()) {
         cache->remove(scrollbar);
         cache->handleScrollbarUpdate(this);
     }
 }
 
 } // namespace blink