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Bug 729116: Try our best to have a valid mTarget even when having an invalid context. r=joe

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This commit is contained in:
Bas Schouten 2012-02-28 04:02:21 +01:00
parent 0610770d3b
commit c0689e1446
1 changed files with 4 additions and 0 deletions
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4
content/canvas/src/nsCanvasRenderingContext2DAzure.cpp
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@ -1306,6 +1306,10 @@ nsCanvasRenderingContext2DAzure::InitializeWithTarget(DrawTarget *target, PRInt3
mTarget = target;
} else {
mValid = false;
// Create a dummy target in the hopes that it will help us deal with users
// calling into us after having changed the size where the size resulted
// in an inability to create a correct DrawTarget.
mTarget = gfxPlatform::GetPlatform()->CreateOffscreenDrawTarget(IntSize(1, 1), FORMAT_B8G8R8A8);
}
mResetLayer = true;