A canvas should not be tainted if it draws a data URL SVGImage with a <foreignObject>

[WebKit-https.git] / Source / WebCore / html / canvas / CanvasRenderingContext.cpp

diff --git a/Source/WebCore/html/canvas/CanvasRenderingContext.cpp b/Source/WebCore/html/canvas/CanvasRenderingContext.cpp
index 2a6c768..8582a06 100644 (file)
--- a/Source/WebCore/html/canvas/CanvasRenderingContext.cpp
+++ b/Source/WebCore/html/canvas/CanvasRenderingContext.cpp
@@ -81,6 +81,9 @@ bool CanvasRenderingContext::wouldTaintOrigin(const HTMLImageElement* element)
     if (!image)
         return false;
 
+    if (image->sourceURL().protocolIsData())
+        return false;
+    
     if (!image->hasSingleSecurityOrigin())
         return true;