Don't round the paint offset when painting carets.

third_party/WebKit/Source/core/editing/CaretBase.cpp

Index: third_party/WebKit/Source/core/editing/CaretBase.cpp
diff --git a/third_party/WebKit/Source/core/editing/CaretBase.cpp b/third_party/WebKit/Source/core/editing/CaretBase.cpp
index fb0b8f0284d7ed68c458b5f1ede38730aa6ddc15..c5c6b5cf1a003fcc5c8ff386c183e4c2d7d52b27 100644
--- a/third_party/WebKit/Source/core/editing/CaretBase.cpp
+++ b/third_party/WebKit/Source/core/editing/CaretBase.cpp
@@ -193,7 +193,7 @@ void CaretBase::paintCaret(Node* node, GraphicsContext& context, const LayoutPoi
     LayoutRect drawingRect = localCaretRectWithoutUpdate();
     if (LayoutBlock* layoutObject = caretLayoutObject(node))
         layoutObject->flipForWritingMode(drawingRect);
-    drawingRect.moveBy(roundedIntPoint(paintOffset));
+    drawingRect.moveBy(paintOffset);
 
     const Color caretColor = node->layoutObject()->resolveColor(CSSPropertyColor);
     IntRect paintRect = pixelSnappedIntRect(drawingRect);