Bug 1053635 - Expose SharedSurfaceEGL::mImage. r=romaxa

gfx/gl/SharedSurfaceEGL.cpp

@@ -86,7 +86,6 @@ SharedSurface_EGLImage::SharedSurface_EGLImage(GLContext* gl,
 SharedSurface_EGLImage::~SharedSurface_EGLImage()
 {
     mEGL->fDestroyImage(Display(), mImage);
-    mImage = 0;
 
     mGL->MakeCurrent();
     mGL->fDeleteTextures(1, &mProdTex);

gfx/gl/SharedSurfaceEGL.h

@@ -41,7 +41,9 @@ protected:
     GLLibraryEGL* const mEGL;
     const GLFormats mFormats;
     GLuint mProdTex;
-    EGLImage mImage;
+public:
+    const EGLImage mImage;
+protected:
     GLContext* mCurConsGL;
     GLuint mConsTex;
     nsRefPtr<TextureGarbageBin> mGarbageBin;