Replace calls to ihipInit with use of HIP_INIT_API macro

Change-Id: Iabf7df79f0238a8ddffea4607fe945df36642850

include/hcc_detail/hip_hcc.h

@@ -466,6 +466,17 @@ inline std::ostream& operator<<(std::ostream& os, const ihipStream_t& s)
     return os;
 }
 
+inline std::ostream & operator<<(std::ostream& os, const dim3& s)
+{
+    os << '{';
+    os << s.x;
+    os << ',';
+    os << s.y;
+    os << ',';
+    os << s.z;
+    os << '}';
+    return os;
+}
 
 //----
 // Internal event structure:

include/hcc_detail/hip_runtime_api.h

@@ -121,7 +121,6 @@ typedef struct dim3 {
 } dim3;
 
 
-
 /**
  * Memory copy types
  *