8043638: Multiple compilation attempts break LogCompulation, lead to confusing PrintInlining output

Dumps inlining only for last compilation attempt. Fix LogCompilation tool so it handles multiple compilation attempts.

Reviewed-by: vlivanov, kvn

hotspot/src/share/vm/opto/c2compiler.cpp

@@ -155,6 +155,9 @@ void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) {
       }
     }
 
+    // print inlining for last compilation only
+    C.dump_print_inlining();
+
     // No retry; just break the loop.
     break;
   }