Remove old repaint rect tracking from FrameView.

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 189 matching lines @@
     m_inSynchronousPostLayout = false;
     m_layoutCount = 0;
     m_nestedLayoutCount = 0;
     m_postLayoutTasksTimer.stop();
     m_updateWidgetsTimer.stop();
     m_firstLayout = true;
     m_safeToPropagateScrollToParent = true;
     m_lastViewportSize = IntSize();
     m_lastZoomFactor = 1.0f;
     m_isTrackingPaintInvalidations = false;
-    m_trackedPaintInvalidationRects.clear();
     m_lastPaintTime = 0;
     m_isPainting = false;
     m_visuallyNonEmptyCharacterCount = 0;
     m_visuallyNonEmptyPixelCount = 0;
     m_isVisuallyNonEmpty = false;
     clearScrollAnchor();
     m_viewportConstrainedObjects.clear();
     m_layoutSubtreeRootList.clear();
 }
 
@@ skipping 1426 matching lines @@
     Page* page = frame().page();
     if (!page)
         return nullptr;
     return &page->chromeClient();
 }
 
 void FrameView::contentRectangleForPaintInvalidation(const IntRect& rectInContent)
 {
     ASSERT(!m_frame->ownerLayoutObject());
 
-    if (m_isTrackingPaintInvalidations) {
-        m_trackedPaintInvalidationRects.append(contentsToFrame(rectInContent));
-        // FIXME: http://crbug.com/368518. Eventually, invalidateContentRectangleForPaint
-        // is going away entirely once all layout tests are FCM. In the short
-        // term, no code should be tracking non-composited FrameView paint invalidations.
-        RELEASE_ASSERT_NOT_REACHED();
-    }
-
     IntRect paintRect = rectInContent;
     if (clipsPaintInvalidations())
         paintRect.intersect(visibleContentRect());
     if (paintRect.isEmpty())
         return;
 
     if (HostWindow* window = hostWindow())
         window->invalidateRect(contentsToRootFrame(paintRect));
 }
 
@@ skipping 1162 matching lines @@
 
     TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("blink.invalidation"),
         "FrameView::setTracksPaintInvalidations", TRACE_EVENT_SCOPE_GLOBAL, "enabled", trackPaintInvalidations);
 
     resetTrackedPaintInvalidations();
     m_isTrackingPaintInvalidations = trackPaintInvalidations;
 }
 
 void FrameView::resetTrackedPaintInvalidations()
 {
-    m_trackedPaintInvalidationRects.clear();
     if (LayoutView* layoutView = this->layoutView())
         layoutView->compositor()->resetTrackedPaintInvalidationRects();
 }
 
-String FrameView::trackedPaintInvalidationRectsAsText() const
-{
-    TextStream ts;
-    if (!m_trackedPaintInvalidationRects.isEmpty()) {
-        ts << "(repaint rects\n";
-        for (size_t i = 0; i < m_trackedPaintInvalidationRects.size(); ++i)
-            ts << "  (rect " << m_trackedPaintInvalidationRects[i].x() << " " << m_trackedPaintInvalidationRects[i].y() << " " << m_trackedPaintInvalidationRects[i].width() << " " << m_trackedPaintInvalidationRects[i].height() << ")\n";
-        ts << ")\n";
-    }
-    return ts.release();
-}
-
 void FrameView::addResizerArea(LayoutBox& resizerBox)
 {
     if (!m_resizerAreas)
         m_resizerAreas = adoptPtr(new ResizerAreaSet);
     m_resizerAreas->add(&resizerBox);
 }
 
 void FrameView::removeResizerArea(LayoutBox& resizerBox)
 {
     if (!m_resizerAreas)
@@ skipping 1097 matching lines @@
 
     if (!graphicsLayer)
         return;
 
     DeprecatedPaintLayer::mapRectToPaintInvalidationBacking(localFrame->contentLayoutObject(), paintInvalidationContainer, viewRect);
 
     graphicsLayerTimingRequests.add(graphicsLayer, Vector<std::pair<int64_t, WebRect>>()).storedValue->value.append(std::make_pair(m_frame->frameID(), enclosingIntRect(viewRect)));
 }
 
 } // namespace blink