Make SkMath.h less visible in public header files.



git-svn-id: http://skia.googlecode.com/svn/trunk@2340 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/views/SkProgressView.cpp b/src/views/SkProgressView.cpp
index 8a506f4..d82b48e 100644
--- a/src/views/SkProgressView.cpp
+++ b/src/views/SkProgressView.cpp
@@ -7,6 +7,7 @@
  */
 #include "SkWidget.h"
 #include "SkCanvas.h"
+#include "SkMath.h"
 #include "SkShader.h"
 #include "SkInterpolator.h"
 #include "SkTime.h"