third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp - Issue 1508223005: Client side display item cache flag

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Unified Diff: third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

Issue 1508223005: Client side display item cache flag (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@ScrollbarTheme

Patch Set: Try performance 2 Created 4 years, 8 months ago

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« third_party/WebKit/Source/core/layout/LayoutObject.cpp ('K') | « third_party/WebKit/Source/core/layout/LayoutObject.cpp ('k') | third_party/WebKit/Source/core/layout/line/InlineBox.h » ('j') | third_party/WebKit/Source/core/layout/line/InlineBox.cpp » ('J')
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Index: third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

diff --git a/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp b/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

index 1d06947fc69d72853ae6acd9808d0b59c6ff477e..bee74243eeaedcbf3b589411c06c3441a301b618 100644

--- a/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

+++ b/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

@@ -1203,6 +1203,10 @@ void CompositedLayerMapping::updateDrawsContent()

// m_scrollingContentsLayer only needs backing store if the scrolled contents need to paint.

m_scrollingContentsAreEmpty = !m_owningLayer.hasVisibleContent() || !(layoutObject()->hasBackground() || layoutObject()->hasBackdropFilter() || paintsChildren());

m_scrollingContentsLayer->setDrawsContent(!m_scrollingContentsAreEmpty);

+ m_graphicsLayer->setCanUseClientCacheStatus(false);

+ m_scrollingContentsLayer->setCanUseClientCacheStatus(true);

+ } else {

+ m_graphicsLayer->setCanUseClientCacheStatus(true);

}

if (hasPaintedContent && isAcceleratedCanvas(layoutObject())) {