--- a/gfx/thebes/gfxPlatform.cpp
+++ b/gfx/thebes/gfxPlatform.cpp
@@ -1177,17 +1177,21 @@ gfxPlatform::CreateOffscreenContentDrawT
   return CreateDrawTargetForBackend(mContentBackend, aSize, aFormat);
 }
 
 TemporaryRef<DrawTarget>
 gfxPlatform::CreateDrawTargetForData(unsigned char* aData, const IntSize& aSize, int32_t aStride, SurfaceFormat aFormat)
 {
   NS_ASSERTION(mContentBackend != BackendType::NONE, "No backend.");
 
-  BackendType backendType = Factory::DoesBackendSupportDataDrawtarget(mContentBackend) ? mContentBackend : BackendType::CAIRO;
+  BackendType backendType = mContentBackend;
+  
+  if (!Factory::DoesBackendSupportDataDrawtarget(mContentBackend)) {
+    backendType = BackendType::CAIRO;
+  }
 
   RefPtr<DrawTarget> dt = Factory::CreateDrawTargetForData(backendType,
                                                            aData, aSize,
                                                            aStride, aFormat);
 
   return dt.forget();
 }