Broke the Clang compile.

In file included from ../../third_party/angle/include/GLSLANG/ShaderLang.h:28:
../../third_party/angle/include/KHR/khrplatform.h:282:30: error: no newline at end of file [-Werror,-Wnewline-eof]
#endif /* __khrplatform_h_ */

Several other similar errors.

BUG=None

This reverts commit aac2035d.

Change-Id: I407e7e65bb6a46d1d941c54cdf14a14758e22d96
Reviewed-on: https://chromium-review.googlesource.com/298834Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>