please fix the build, please
BUG=

Review URL: https://codereview.chromium.org/19693012

git-svn-id: http://skia.googlecode.com/svn/trunk@10204 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tools/bbh_shootout.cpp b/tools/bbh_shootout.cpp
index 682099b..5b1d134 100644
--- a/tools/bbh_shootout.cpp
+++ b/tools/bbh_shootout.cpp
@@ -310,7 +310,8 @@
     return true;
 }
 
-static int tool_main(int argc, char** argv) {
+int tool_main(int argc, char** argv);
+int tool_main(int argc, char** argv) {
     SkAutoGraphics ag;
     SkString usage;
     usage.printf("Usage: filename [filename]*\n");