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-rw-r--r--dom/canvas/CanvasRenderingContext2D.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/dom/canvas/CanvasRenderingContext2D.cpp b/dom/canvas/CanvasRenderingContext2D.cpp
index 4849fda57..111519c71 100644
--- a/dom/canvas/CanvasRenderingContext2D.cpp
+++ b/dom/canvas/CanvasRenderingContext2D.cpp
@@ -4219,6 +4219,12 @@ struct MOZ_STACK_CLASS CanvasBidiProcessor : public nsBidiPresUtils::BidiProcess
if (state->gradientStyles[style]) { // Gradient
pattern = GetGradientFor(style);
} else if (state->patternStyles[style]) { // Pattern
+ if (mCtx->mCanvasElement) {
+ CanvasUtils::DoDrawImageSecurityCheck(
+ mCtx->mCanvasElement, state->patternStyles[style]->mPrincipal,
+ state->patternStyles[style]->mForceWriteOnly,
+ state->patternStyles[style]->mCORSUsed);
+ }
pattern = GetPatternFor(style);
} else {
MOZ_ASSERT(false, "Should never reach here.");