[turbofan] Stage --turbo-inlining behind --turbo flag.

src/flag-definitions.h

Index: src/flag-definitions.h
diff --git a/src/flag-definitions.h b/src/flag-definitions.h
index edbe4ebab796354d6ed31cbc5cc3663123b51719..870aed86bde7ea0c836c9fc765a5e0cfefda1dd7 100644
--- a/src/flag-definitions.h
+++ b/src/flag-definitions.h
@@ -404,15 +404,16 @@ DEFINE_BOOL(omit_map_checks_for_leaf_maps, true,
 
 // Flags for TurboFan.
 DEFINE_BOOL(turbo, false, "enable TurboFan compiler")
+DEFINE_IMPLICATION(turbo, turbo_asm_deoptimization)
+DEFINE_IMPLICATION(turbo, turbo_inlining)
 DEFINE_BOOL(turbo_shipping, true, "enable TurboFan compiler on subset")
 DEFINE_BOOL(turbo_greedy_regalloc, false, "use the greedy register allocator")
 DEFINE_BOOL(turbo_preprocess_ranges, true,
             "run pre-register allocation heuristics")
 DEFINE_BOOL(turbo_loop_stackcheck, true, "enable stack checks in loops")
-
-DEFINE_IMPLICATION(turbo, turbo_asm_deoptimization)
 DEFINE_STRING(turbo_filter, "~~", "optimization filter for TurboFan compiler")
 DEFINE_BOOL(trace_turbo, false, "trace generated TurboFan IR")
+DEFINE_IMPLICATION(trace_turbo, turbo_source_positions)
 DEFINE_BOOL(trace_turbo_graph, false, "trace generated TurboFan graphs")
 DEFINE_IMPLICATION(trace_turbo_graph, trace_turbo)
 DEFINE_STRING(trace_turbo_cfg_file, NULL,
@@ -432,7 +433,6 @@ DEFINE_BOOL(turbo_types, true, "use typed lowering in TurboFan")
 DEFINE_BOOL(turbo_type_feedback, false, "use type feedback in TurboFan")
 DEFINE_BOOL(turbo_source_positions, false,
             "track source code positions when building TurboFan IR")
-DEFINE_IMPLICATION(trace_turbo, turbo_source_positions)
 DEFINE_BOOL(function_context_specialization, false,
             "enable function context specialization in TurboFan")
 DEFINE_BOOL(native_context_specialization, true,