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Bug 814149. Fix GetCanvas. r=bz

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This commit is contained in:
Nicholas Cameron 2012-11-22 10:55:36 +13:00
parent 17299e21c3
commit b5abc3ce0b
3 changed files with 5 additions and 4 deletions
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3
content/canvas/src/CanvasRenderingContext2D.h
View File

@ -143,7 +143,8 @@ public:
nsHTMLCanvasElement* GetCanvas() const
{
return mCanvasElement;
// corresponds to changes to the old bindings made in bug 745025
return mCanvasElement->GetOriginalCanvas();
}
void Save();

4
content/html/content/public/nsHTMLCanvasElement.h
View File

@ -173,7 +173,7 @@ protected:
void CallPrintCallback();
nsString mCurrentContextId;
nsCOMPtr<nsIDOMHTMLCanvasElement> mOriginalCanvas;
nsRefPtr<nsHTMLCanvasElement> mOriginalCanvas;
nsCOMPtr<nsIPrintCallback> mPrintCallback;
nsCOMPtr<nsICanvasRenderingContextInternal> mCurrentContext;
nsCOMPtr<nsHTMLCanvasPrintState> mPrintState;
@ -193,7 +193,7 @@ public:
void ResetPrintCallback();
nsIDOMHTMLCanvasElement* GetOriginalCanvas();
nsHTMLCanvasElement* GetOriginalCanvas();
};
inline nsISupports*

2
content/html/content/src/nsHTMLCanvasElement.cpp
View File

@ -307,7 +307,7 @@ nsHTMLCanvasElement::IsPrintCallbackDone()
return mPrintState->mIsDone;
}
nsIDOMHTMLCanvasElement*
nsHTMLCanvasElement*
nsHTMLCanvasElement::GetOriginalCanvas()
{
return mOriginalCanvas ? mOriginalCanvas.get() : this;