Table column drag view should draw lines the same color as the parent tableview.

AppKit/CPTableView.j

@@ -2019,9 +2019,9 @@ CPTableViewFirstColumnOnlyAutoresizingStyle = 5;
 */
 - (CPView)_dragViewForColumn:(int)theColumnIndex event:(CPEvent)theDragEvent offset:(CPPointPointer)theDragViewOffset
 {
-    var dragView = [[_CPColumnDragView alloc] initWithFrame:CPRectMakeZero()];
+    var dragView = [[_CPColumnDragView alloc] initWithLineColor:[self gridColor]];
         tableColumn = [[self tableColumns] objectAtIndex:theColumnIndex],
-        bounds = CPRectMake(0.0, 0.0, [tableColumn width], CPRectGetHeight([self _exposedRect]) + 23.0),
+        bounds = CPRectMake(0.0, 0.0, [tableColumn width], _CGRectGetHeight([self _exposedRect]) + 23.0),
         columnRect = [self rectOfColumn:theColumnIndex],
         headerView = [tableColumn headerView],
         row = [_exposedRows firstIndex];
@@ -2035,7 +2035,7 @@ CPTableViewFirstColumnOnlyAutoresizingStyle = 5;
         dataViewFrame.origin.x = 0.0;
 
         // Offset by table header height - scroll position
-        dataViewFrame.origin.y = ( CPRectGetMinY(dataViewFrame) - CPRectGetMinY([self _exposedRect]) ) + 23.0;
+        dataViewFrame.origin.y = ( _CGRectGetMinY(dataViewFrame) - _CGRectGetMinY([self _exposedRect]) ) + 23.0;
         [dataView setFrame:dataViewFrame];
 
         [dataView setObjectValue:[self _objectValueForTableColumn:tableColumn row:row]];
@@ -2046,7 +2046,7 @@ CPTableViewFirstColumnOnlyAutoresizingStyle = 5;
 
     // Add the column header view
     var headerFrame = [headerView frame];
-    headerFrame.origin = CPPointMakeZero();
+    headerFrame.origin = _CGPointMakeZero();
 
     var columnHeaderView = [[_CPTableColumnHeaderView alloc] initWithFrame:headerFrame];
     [columnHeaderView setStringValue:[headerView stringValue]];
@@ -3721,11 +3721,25 @@ var CPTableViewDataSourceKey                = @"CPTableViewDataSourceKey",
 @end
 
 @implementation _CPColumnDragView : CPView
+{
+    CPColor _lineColor;
+}
+
+- (id)initWithLineColor:(CPColor)aColor
+{
+    self = [super initWithFrame:_CGRectMakeZero()];
+
+    if (self)
+        _lineColor = aColor;
+
+    return self;
+}
+
 - (void)drawRect:(CGRect)aRect
 {
     var context = [[CPGraphicsContext currentContext] graphicsPort];
 
-    CGContextSetStrokeColor(context, [CPColor grayColor]);
+    CGContextSetStrokeColor(context, _lineColor);
 
     var points = [
                     _CGPointMake(0.5, 0),