Merge 93441 - REGRESSION(r91628): 3 canvas tests crash on Chromium Linux and one test fail on Chr...

Source/WebCore/rendering/RenderImage.cpp

Index: Source/WebCore/rendering/RenderImage.cpp
===================================================================
--- Source/WebCore/rendering/RenderImage.cpp	(revision 93492)
+++ Source/WebCore/rendering/RenderImage.cpp	(working copy)
@@ -408,13 +408,9 @@
 
     // Check for bitmap image with alpha.
     Image* image = m_imageResource->image().get();
-    if (!image || !image->isBitmapImage())
+    if (!image || !image->isBitmapImage() || image->currentFrameHasAlpha())
         return false;
         
-    BitmapImage* bitmapImage = static_cast<BitmapImage*>(image);
-    if (bitmapImage->currentFrameHasAlpha())
-        return false;
-
     return true;
 }