1 files changed, 13 insertions, 1 deletions
diff --git a/Source/WebKit/chromium/tests/MockImageDecoder.h b/Source/WebKit/chromium/tests/MockImageDecoder.h
index 5cf23744e..c9c0d01d6 100644
--- a/Source/WebKit/chromium/tests/MockImageDecoder.h
+++ b/Source/WebKit/chromium/tests/MockImageDecoder.h
@@ -29,13 +29,24 @@
 
 namespace WebCore {
 
+class MockImageDecoderClient {
+public:
+    virtual void decoderBeingDestroyed() = 0;
+};
+
 class MockImageDecoder : public ImageDecoder {
 public:
-    MockImageDecoder()
+    MockImageDecoder(MockImageDecoderClient* client)
         : ImageDecoder(ImageSource::AlphaPremultiplied, ImageSource::GammaAndColorProfileApplied)
         , m_frameBufferRequestCount(0)
+        , m_client(client)
     { }
 
+    ~MockImageDecoder()
+    {
+        m_client->decoderBeingDestroyed();
+    }
+
     virtual String filenameExtension() const
     {
         return "mock";
@@ -54,6 +65,7 @@ public:
 
 private:
     int m_frameBufferRequestCount;
+    MockImageDecoderClient* m_client;
 };
 
 } // namespace WebCore