third_party/WebKit/Source/core/frame/LocalFrame.cpp - Issue 2727223002: Round the subpixel accumulation used for composited scrolling content

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Unified Diff: third_party/WebKit/Source/core/frame/LocalFrame.cpp

Issue 2727223002: Round the subpixel accumulation used for composited scrolling content (Closed)

Patch Set: Merge and fix Created 3 years, 8 months ago

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Index: third_party/WebKit/Source/core/frame/LocalFrame.cpp

diff --git a/third_party/WebKit/Source/core/frame/LocalFrame.cpp b/third_party/WebKit/Source/core/frame/LocalFrame.cpp

index b64d75d627f1238ca45956bd77918f23f4ac64a6..2acabdf5586de1ebb7d89a84e0a033ee52b3394f 100644

--- a/third_party/WebKit/Source/core/frame/LocalFrame.cpp

+++ b/third_party/WebKit/Source/core/frame/LocalFrame.cpp

@@ -208,6 +208,8 @@ class DraggedNodeImageBuilder {

.AbsoluteToLocalQuad(FloatQuad(absolute_bounding_box),

kUseTransforms)

.BoundingBox();

+ DCHECK(layer->GetCompositingState() != kPaintsIntoOwnBacking ||

+ layer->SubpixelAccumulation().IsZero());

PaintLayerPaintingInfo painting_info(layer, LayoutRect(bounding_box),

kGlobalPaintFlattenCompositingLayers,

LayoutSize());