gn format: add call wrapping

tools/gn/format_test_data/021.golden

Index: tools/gn/format_test_data/021.golden
diff --git a/tools/gn/format_test_data/021.golden b/tools/gn/format_test_data/021.golden
new file mode 100644
index 0000000000000000000000000000000000000000..40d8c781c4f40d3c6627257f38321ec7aaad1878
--- /dev/null
+++ b/tools/gn/format_test_data/021.golden
@@ -0,0 +1,62 @@
+f(aaaaaaaaaaaaaaaaaaa)
+
+f(aaaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaa)
+
+# Exactly 80 wide.
+f(aaaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaa, aaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaa, aaaaa)
+
+aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)
+
+aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(
+    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)
+
+aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaa,
+                                    aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaa,
+                                    aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaa,
+                                    aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaa,
+                                    aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaa,
+                                    aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaa,
+                                    aaaaaaaaa)
+
+aaaaaaaaaa(
+    aaaaaaaaaaaaaaaaaaa,
+    aaaaaaaaaaaaaaaaaaa,
+    aaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaa + aaaaaaaaaa.aaaaaaaaaaaaaaa)
+
+# 80 ---------------------------------------------------------------------------
+f(aaaaaaaaaaaaaaaaaaa,
+  aaaaaaaaaaaaaaaaaaa,
+  aaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaa)
+
+aaaaaaa(aaaaaaaaaaaaa,
+        aaaaaaaaaaaaa,
+        aaaaaaaaaaaaa(aaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaa))
+
+# 80 ---------------------------------------------------------------------------
+f(aaaaaaaaaaaaaaaaaaa,
+  aaaaaaaaaaaaaaaaaaa,
+  aaaaaaaaaaaaaaaaaaaaaa +
+      aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)
+
+aaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaa,
+             aaaaaaaaaaaa,
+             aaaaaaaaaaaa)
+
+# 80 ---------------------------------------------------------------------------
+aaaaaaaaaaaa(
+    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +
+        aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,
+    aaaaaaaaaaaa,
+    aaaaaaaaaaaa)
+
+aaaaaaaaaaaa(
+    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,
+    aaaaaaaaaaaa)
+
+aaaaaaaaaaaa(
+    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,
+    aaaaaaaaaaaa)
+
+somefunction(someotherFunction(ddddddddddddddddddddddddddddddddddd,
+                               ddddddddddddddddddddddddddddd),
+             test)