reader/wgsl: Add source info to CallStatement

We were not printing source information for errors involving call
statements.

Change-Id: I576b4d095162333d4392d6be590e827a49918d3d
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/58520
Auto-Submit: James Price <jrprice@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
diff --git a/src/reader/wgsl/parser_impl.cc b/src/reader/wgsl/parser_impl.cc
index d8209a7..3d2c8e3 100644
--- a/src/reader/wgsl/parser_impl.cc
+++ b/src/reader/wgsl/parser_impl.cc
@@ -2109,11 +2109,11 @@
     return Failure::kErrored;
 
   return create<ast::CallStatement>(
-      Source{}, create<ast::CallExpression>(
-                    source,
-                    create<ast::IdentifierExpression>(
-                        source, builder_.Symbols().Register(name)),
-                    std::move(params.value)));
+      source, create<ast::CallExpression>(
+                  source,
+                  create<ast::IdentifierExpression>(
+                      source, builder_.Symbols().Register(name)),
+                  std::move(params.value)));
 }
 
 // break_stmt
diff --git a/src/reader/wgsl/parser_impl_call_stmt_test.cc b/src/reader/wgsl/parser_impl_call_stmt_test.cc
index 28dc2c8..8d4429c 100644
--- a/src/reader/wgsl/parser_impl_call_stmt_test.cc
+++ b/src/reader/wgsl/parser_impl_call_stmt_test.cc
@@ -28,6 +28,11 @@
   EXPECT_TRUE(e.matched);
   EXPECT_FALSE(e.errored);
 
+  EXPECT_EQ(e->source().range.begin.line, 1u);
+  EXPECT_EQ(e->source().range.begin.column, 1u);
+  EXPECT_EQ(e->source().range.end.line, 1u);
+  EXPECT_EQ(e->source().range.end.column, 2u);
+
   ASSERT_TRUE(e->Is<ast::CallStatement>());
   auto* c = e->As<ast::CallStatement>()->expr();