Change CHROMIUM_image declarations to support multi planar input.

gpu/gles2_conform_support/egl/display.h

Index: gpu/gles2_conform_support/egl/display.h
diff --git a/gpu/gles2_conform_support/egl/display.h b/gpu/gles2_conform_support/egl/display.h
index 9b349bd3b6f3a88a6285d7e8e595c23781421e1e..8c36ae7164ab3aad9541cff28887dd10cbd3d779 100644
--- a/gpu/gles2_conform_support/egl/display.h
+++ b/gpu/gles2_conform_support/egl/display.h
@@ -75,7 +75,7 @@ class Display : private gpu::GpuControl {
 
   // GpuControl implementation.
   gpu::Capabilities GetCapabilities() override;
-  int32_t CreateImage(ClientBuffer buffer,
+  int32_t CreateImage(ClientBuffer* const buffers,
                       size_t width,
                       size_t height,
                       unsigned internalformat) override;