Merge "Increase ShaderCache max size to accomodate Vulkan pipeline cache"

// Cache size limits.

static const size_t maxKeySize = 1024;

static const size_t maxValueSize = 64 * 1024;

static const size_t maxTotalSize = 512 * 1024;

static const size_t maxValueSize = 512 * 1024;

static const size_t maxTotalSize = 1024 * 1024;

ShaderCache::ShaderCache() {

    // There is an "incomplete FileBlobCache type" compilation error, if ctor is moved to header.