Revert "Always use sized internal formats for textures in TextureGL." Causing failures on the Intel and AMD bot. This reverts commit 8d8044f7e39839a5dfbf09553f77fd4325e64d4c. Change-Id: I7dc6634eaf6f57ad84c315d74aa74d3ef2d4016f Reviewed-on: https://chromium-review.googlesource.com/288325 Reviewed-by: Geoff Lang <geofflang@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>