linux: offset toolbar graphic so tabs merge in properly.

chrome/browser/gtk/nine_box.cc

Index: chrome/browser/gtk/nine_box.cc
diff --git a/chrome/browser/gtk/nine_box.cc b/chrome/browser/gtk/nine_box.cc
index 5b8e45f0f79fab3987d9a4f429cb022aa31a9571..e2c42f6598ea1daee669b72c40a77fec2f5f0369 100644
--- a/chrome/browser/gtk/nine_box.cc
+++ b/chrome/browser/gtk/nine_box.cc
@@ -68,7 +68,7 @@ void NineBox::RenderToWidget(GtkWidget* dst) {
   if (images[0])
     DrawPixbuf(dst, images[0], 0, 0);
   if (images[1])
-    RenderTopCenterStrip(dst, x1, x2);
+    RenderTopCenterStrip(dst, x1, x2, 0);
   if (images[2])
     DrawPixbuf(dst, images[2], x2, 0);
 
@@ -106,10 +106,10 @@ void NineBox::RenderToWidget(GtkWidget* dst) {
     DrawPixbuf(dst, images[2], x2, y2);
 }
 
-void NineBox::RenderTopCenterStrip(GtkWidget* dst, int x1, int x2) {
+void NineBox::RenderTopCenterStrip(GtkWidget* dst, int x1, int x2, int y1) {
   TileImage(dst, images_[1],
-            x1, 0,
-            x2, 0);
+            x1, y1,
+            x2, y1);
 }
 
 void NineBox::TileImage(GtkWidget* dst, GdkPixbuf* src,