Trim argument list content range (#2967)

Fixes #2943

Author: AndreasArvidsson

data/fixtures/scopes/c/argumentList.actual.method.multiLine.scope

@@ -4,7 +4,12 @@ foo.bar(
 );
 ---
 
-[Content] =
+[Content] = 1:4-2:11
+      >--------
+1|     int aaa,
+2|     int bbb
+   -----------<
+
 [Removal] = 0:8-3:0
           >
 0| foo.bar(
@@ -13,6 +18,10 @@ foo.bar(
 3| );
    <
 
+[Leading delimiter] = 1:0-1:4
+  >----<
+1|     int aaa,
+
 [Domain] = 0:0-3:1
   >--------
 0| foo.bar(

data/fixtures/scopes/c/argumentList.actual.multiLine.scope

@@ -4,7 +4,12 @@ foo(
 );
 ---
 
-[Content] =
+[Content] = 1:4-2:7
+      >----
+1|     aaa,
+2|     bbb
+   -------<
+
 [Removal] = 0:4-3:0
       >
 0| foo(
@@ -13,6 +18,10 @@ foo(
 3| );
    <
 
+[Leading delimiter] = 1:0-1:4
+  >----<
+1|     aaa,
+
 [Domain] = 0:0-3:1
   >----
 0| foo(

data/fixtures/scopes/c/argumentList.formal.multiLine.scope

@@ -4,7 +4,12 @@ void foo(
 ) {}
 ---
 
-[Content] =
+[Content] = 1:4-2:11
+      >--------
+1|     int aaa,
+2|     int bbb
+   -----------<
+
 [Removal] = 0:9-3:0
            >
 0| void foo(
@@ -13,6 +18,10 @@ void foo(
 3| ) {}
    <
 
+[Leading delimiter] = 1:0-1:4
+  >----<
+1|     int aaa,
+
 [Domain] = 0:0-3:4
   >---------
 0| void foo(

data/fixtures/scopes/cpp/argumentList.actual.constructor.multiLine.scope

@@ -4,7 +4,12 @@ new Foo(
 );
 ---
 
-[Content] =
+[Content] = 1:4-2:11
+      >--------
+1|     int aaa,
+2|     int bbb
+   -----------<
+
 [Removal] = 0:8-3:0
           >
 0| new Foo(
@@ -13,6 +18,10 @@ new Foo(
 3| );
    <
 
+[Leading delimiter] = 1:0-1:4
+  >----<
+1|     int aaa,
+
 [Domain] = 0:0-3:1
   >--------
 0| new Foo(

data/fixtures/scopes/cpp/argumentList.formal.constructor.multiLine.scope

@@ -6,7 +6,12 @@ class MyClass {
 }
 ---
 
-[Content] =
+[Content] = 2:8-3:15
+          >--------
+2|         int aaa,
+3|         int bbb
+   ---------------<
+
 [Removal] = 1:12-4:4
               >
 1|     MyClass(
@@ -15,6 +20,10 @@ class MyClass {
 4|     ) {}
    ----<
 
+[Leading delimiter] = 2:0-2:8
+  >--------<
+2|         int aaa,
+
 [Domain] = 1:4-4:8
       >--------
 1|     MyClass(

data/fixtures/scopes/cpp/argumentList.formal.lambda.multiLine.scope

@@ -4,7 +4,12 @@
 ) {}
 ---
 
-[Content] =
+[Content] = 1:4-2:11
+      >--------
+1|     int aaa,
+2|     int bbb
+   -----------<
+
 [Removal] = 0:3-3:0
      >
 0| [](
@@ -13,6 +18,10 @@
 3| ) {}
    <
 
+[Leading delimiter] = 1:0-1:4
+  >----<
+1|     int aaa,
+
 [Domain] = 0:0-3:4
   >---
 0| [](

data/fixtures/scopes/cpp/argumentList.formal.method.multiLine.scope

@@ -6,7 +6,12 @@ class MyClass {
 }
 ---
 
-[Content] =
+[Content] = 2:8-3:15
+          >--------
+2|         int aaa,
+3|         int bbb
+   ---------------<
+
 [Removal] = 1:13-4:4
                >
 1|     void foo(
@@ -15,6 +20,10 @@ class MyClass {
 4|     ) {}
    ----<
 
+[Leading delimiter] = 2:0-2:8
+  >--------<
+2|         int aaa,
+
 [Domain] = 1:4-4:8
       >---------
 1|     void foo(

data/fixtures/scopes/csharp/argumentList/argumentList.actual.constructor.multiLine.scope

@@ -4,7 +4,12 @@ new Foo(
 );
 ---
 
-[Content] =
+[Content] = 1:4-2:7
+      >----
+1|     aaa,
+2|     bbb
+   -------<
+
 [Removal] = 0:8-3:0
           >
 0| new Foo(
@@ -13,6 +18,10 @@ new Foo(
 3| );
    <
 
+[Leading delimiter] = 1:0-1:4
+  >----<
+1|     aaa,
+
 [Domain] = 0:0-3:1
   >--------
 0| new Foo(

data/fixtures/scopes/csharp/argumentList/argumentList.actual.method.multiLine.scope

@@ -4,7 +4,12 @@ foo.bar(
 );
 ---
 
-[Content] =
+[Content] = 1:4-2:7
+      >----
+1|     aaa,
+2|     bbb
+   -------<
+
 [Removal] = 0:8-3:0
           >
 0| foo.bar(
@@ -13,6 +18,10 @@ foo.bar(
 3| );
    <
 
+[Leading delimiter] = 1:0-1:4
+  >----<
+1|     aaa,
+
 [Domain] = 0:0-3:1
   >--------
 0| foo.bar(

data/fixtures/scopes/csharp/argumentList/argumentList.actual.multiLine.scope

@@ -4,7 +4,12 @@ foo(
 );
 ---
 
-[Content] =
+[Content] = 1:4-2:7
+      >----
+1|     aaa,
+2|     bbb
+   -------<
+
 [Removal] = 0:4-3:0
       >
 0| foo(
@@ -13,6 +18,10 @@ foo(
 3| );
    <
 
+[Leading delimiter] = 1:0-1:4
+  >----<
+1|     aaa,
+
 [Domain] = 0:0-3:1
   >----
 0| foo(