Merge remote-tracking branch 'aosp/upstream-master' into update-shaderc

Include:
849ae99 Install shaderc header files.
7ae44a1 Add -fauto-bind-uniforms to glslc
ea687fd Add C, C++ API option to auto bind uniforms
fc60017 Add libshader_util::Compiler::SetAutoBindUniforms
26c29e4 Test compiler option to auto bind uniforms

Test: checkbuild.py on Linux; unit tests on Windows
Change-Id: Id5812d91c4e04a87aba565baa9e9668ee34b6120