skia: add compat SkImageDecoder::DecodeStream symbol
skia: add compat SkImageDecoder::DecodeStream symbol

Required for older HTC camera.tegra.

Change-Id: Ic5114f04e037a74b9b4010af91b1fea06b5d75fd

Euphoria-OS-Legacy/android_external_skia,Euphoria-OS-Legacy/android_external_skia,Euphoria-OS-Legacy/android_external_skia,Euphoria-OS-Legacy/android_external_skia,Euphoria-OS-Legacy/android_external_skia,Euphoria-OS-Legacy/android_external_skia,Euphoria-OS-Legacy/android_external_skia,Euphoria-OS-Legacy/android_external_skia