GLES3 tests for equality of structs with array members
The new test case adds regression coverage for the Qualcomm driver
shader compiler crash seen in Android N:
https://crbug.com/695687
It is a port of this WebGL test case:
https://github.com/KhronosGroup/WebGL/blob/master/sdk/tests/conformance2/glsl3/compare-structs-containing-arrays.html
New tests: dEQP-GLES3.functional.shaders.struct.local.array_member_equality_vertex, dEQP-GLES3.functional.shaders.struct.local.array_member_equality_fragment
Components: AOSP
Change-Id: Ie130439f80fddb081fb36db02c24a9e18f5c4bca