[liftoff][mv] Remove bailout for call_indirect

The recent changes to support multi-value calls should also apply to
indirect calls, so this bailout can be removed.

R=ahaas@chromium.org

Bug: v8:10408
Change-Id: Ia1b2e49caa6f308a4d2f30712a132c7e072df9f9
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2196350Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Thibaud Michaud <thibaudm@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67759}

src/wasm/baseline/liftoff-compiler.cc

@@ -2183,16 +2183,13 @@ class LiftoffCompiler {
   void CallIndirect(FullDecoder* decoder, const Value& index_val,
                     const CallIndirectImmediate<validate>& imm,
                     const Value args[], Value returns[]) {
-    if (imm.sig->return_count() > 1) {
-      return unsupported(decoder, kMultiValue, "multi-return");
-    }
     if (imm.table_index != 0) {
       return unsupported(decoder, kAnyRef, "table index != 0");
     }
-    if (imm.sig->return_count() == 1 &&
-        !CheckSupportedType(decoder, kSupportedTypes, imm.sig->GetReturn(0),
-                            "return")) {
-      return;
+    for (ValueType ret : imm.sig->returns()) {
+      if (!CheckSupportedType(decoder, kSupportedTypes, ret, "return")) {
+        return;
+      }
     }
 
     // Place the source position before any stack manipulation, since this will