Remove extraneous whitespace from "blank" lines.

This patch was produced with the following (GNU) sed script:

	sed -i -r -e 's/^[ \t]+$//'

run on all *.[ch] files within cairo.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/cairo-gstate-private.h b/src/cairo-gstate-private.h
index 8cbe238e..25900482 100644
--- a/src/cairo-gstate-private.h
+++ b/src/cairo-gstate-private.h
@@ -40,7 +40,7 @@
 
 struct _cairo_gstate {
     cairo_operator_t op;
-    
+
     double tolerance;
     cairo_antialias_t antialias;