[compiler] Ship Ignition for all TurboFan code.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index d847d24bd2ee3273237fa6568612b6f0a891cdc1..f7be1c5ba5c1e02813d246d7342a6ef71a7fb4cb 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -2258,11 +2258,10 @@ MaybeLocal<Script> ScriptCompiler::Compile(Local<Context> context,
   source->info->set_script(script);
 
   {
-    // Create a canonical handle scope if compiling ignition bytecode. This is
+    // Create a canonical handle scope for compiling Ignition bytecode. This is
     // required by the constant array builder to de-duplicate objects without
     // dereferencing handles.
-    std::unique_ptr<i::CanonicalHandleScope> canonical;
-    if (i::FLAG_ignition) canonical.reset(new i::CanonicalHandleScope(isolate));
+    i::CanonicalHandleScope canonical(isolate);
 
     // Do the parsing tasks which need to be done on the main thread. This will
     // also handle parse errors.