Fixes misaligned tab background image

BUG=135258
TEST=Manual, made sure that the tab background was fully tinted with several themes

Review URL: https://chromiumcodereview.appspot.com/10690115

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@146266 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/themes/browser_theme_pack.cc

@@ -1014,7 +1014,7 @@ void BrowserThemePack::GenerateTabBackgroundImages(ImageCache* bitmaps) const {
             SkFloatToScalar(image_rep_to_tint.GetScale());
         canvas.sk_canvas()->scale(image_rep_to_tint_scale,
                                   image_rep_to_tint_scale);
-        canvas.TileImageInt(bg_tint, 0, vertical_offset,
+        canvas.TileImageInt(bg_tint, 0, vertical_offset, 0, 0,
             bg_tint_dip_size.width(), bg_tint_dip_size.height());
 
         // If they've provided a custom image, overlay it.