Attempt at suspend fix

ui/gl/gl_image_io_surface.h

Index: ui/gl/gl_image_io_surface.h
diff --git a/ui/gl/gl_image_io_surface.h b/ui/gl/gl_image_io_surface.h
index d8b731828f26d674176401f38b89489857fed367..eb65c1b3a8251035c46e0021ecaeee20a5ae0f99 100644
--- a/ui/gl/gl_image_io_surface.h
+++ b/ui/gl/gl_image_io_surface.h
@@ -5,6 +5,7 @@
 #ifndef UI_GL_GL_IMAGE_IO_SURFACE_H_
 #define UI_GL_GL_IMAGE_IO_SURFACE_H_
 
+#include <CoreVideo/CVPixelBuffer.h>
 #include <IOSurface/IOSurface.h>
 #include <stdint.h>
 
@@ -27,7 +28,11 @@ class GL_EXPORT GLImageIOSurface : public GLImage {
  public:
   GLImageIOSurface(const gfx::Size& size, unsigned internalformat);
 
+  // IOSurfaces that come from hardware decode can be erased when the
+  // CVPixelBufferRef they were created from is destroyed. Set |cv_pixel_buffer|
+  // to the IOSurface's CVPixelBufferRef if one exists and nullptr otherwise.
   bool Initialize(IOSurfaceRef io_surface,
+                  CVPixelBufferRef cv_pixel_buffer,
                   gfx::GenericSharedMemoryId io_surface_id,
                   gfx::BufferFormat format);
 
@@ -66,6 +71,7 @@ class GL_EXPORT GLImageIOSurface : public GLImage {
   gfx::BufferFormat format_;
   base::ScopedCFTypeRef<IOSurfaceRef> io_surface_;
   gfx::GenericSharedMemoryId io_surface_id_;
+  base::ScopedCFTypeRef<CVPixelBufferRef> cv_pixel_buffer_;
   base::ThreadChecker thread_checker_;
 
   // GL state to support 420v IOSurface conversion to RGB.