Don't crash if the shader static analysis fails.
Don't crash if the shader static analysis fails.

SPIRV-cross will throw an exception if it fails to parse/process
a shader. Don't bring down the entire server if this happens.

We will need to do proper error reporting/handling here in the
future, but this commit fixes the crash.

google/agi,google/agi,google/agi,google/agi,google/agi,google/agi,google/agi,google/agi