shiny/iconvg: regenerate testdata/*.png renderings.

The existing compare-to-golden reference renderings no longer matched
the actual output after the vector renderer changed in
https://golang.org/cl/31532 "vector: change ϕ from 10 to 9".

Change-Id: Iea1980065eee30c3e46927eac7dff65ac2d7c51e
Reviewed-on: https://go-review.googlesource.com/31545
Reviewed-by: Nigel Tao <nigeltao@golang.org>
diff --git a/shiny/iconvg/testdata/action-info.hires.png b/shiny/iconvg/testdata/action-info.hires.png
index 49f8038..da09a3b 100644
--- a/shiny/iconvg/testdata/action-info.hires.png
+++ b/shiny/iconvg/testdata/action-info.hires.png
Binary files differ
diff --git a/shiny/iconvg/testdata/action-info.lores.png b/shiny/iconvg/testdata/action-info.lores.png
index 33911f2..9811aaf 100644
--- a/shiny/iconvg/testdata/action-info.lores.png
+++ b/shiny/iconvg/testdata/action-info.lores.png
Binary files differ
diff --git a/shiny/iconvg/testdata/arcs.png b/shiny/iconvg/testdata/arcs.png
index acebcaa..8f38992 100644
--- a/shiny/iconvg/testdata/arcs.png
+++ b/shiny/iconvg/testdata/arcs.png
Binary files differ
diff --git a/shiny/iconvg/testdata/favicon.png b/shiny/iconvg/testdata/favicon.png
index 3b38a4b..442e237 100644
--- a/shiny/iconvg/testdata/favicon.png
+++ b/shiny/iconvg/testdata/favicon.png
Binary files differ
diff --git a/shiny/iconvg/testdata/lod-polygon.64.png b/shiny/iconvg/testdata/lod-polygon.64.png
index 02812f5..7a7b6c7 100644
--- a/shiny/iconvg/testdata/lod-polygon.64.png
+++ b/shiny/iconvg/testdata/lod-polygon.64.png
Binary files differ
diff --git a/shiny/iconvg/testdata/lod-polygon.png b/shiny/iconvg/testdata/lod-polygon.png
index 530a41c..a095712 100644
--- a/shiny/iconvg/testdata/lod-polygon.png
+++ b/shiny/iconvg/testdata/lod-polygon.png
Binary files differ
diff --git a/shiny/iconvg/testdata/video-005.primitive.png b/shiny/iconvg/testdata/video-005.primitive.png
index e25d7a7..35694ce 100644
--- a/shiny/iconvg/testdata/video-005.primitive.png
+++ b/shiny/iconvg/testdata/video-005.primitive.png
Binary files differ