IVGCVSW-3691 Add utility function to generate valid UIDs for profiling objects

Change-Id: I59ad320bfd52c881671c5e4710fb70c5d0293aad
Signed-off-by: Matteo Martincigh <matteo.martincigh@arm.com>
diff --git a/src/profiling/ProfilingUtils.hpp b/src/profiling/ProfilingUtils.hpp
index 410198a..0e94e61 100644
--- a/src/profiling/ProfilingUtils.hpp
+++ b/src/profiling/ProfilingUtils.hpp
@@ -16,6 +16,8 @@
 namespace profiling
 {
 
+uint16_t GetNextUid();
+
 void WriteUint64(unsigned char* buffer, unsigned int offset, uint64_t value);
 
 void WriteUint32(unsigned char* buffer, unsigned int offset, uint32_t value);