Fix Clang warnings/errors

Fix several build warnings (struct != class, int != size_t) and errors
(variable leng non-POD arrays).

Change-Id: I70b4e784365514303d8954bfcb1f39d7c22c1321
diff --git a/libs/hwui/PathTessellator.cpp b/libs/hwui/PathTessellator.cpp
index fd2f636e..e366a04 100644
--- a/libs/hwui/PathTessellator.cpp
+++ b/libs/hwui/PathTessellator.cpp
@@ -162,8 +162,8 @@
     void expandBoundsForStrokeAA(SkRect& bounds) const {
         float outset = halfStrokeWidth;
         if (outset == 0) outset = 0.5f;
-        bounds.outset(outset * inverseScaleX + Vertex::gGeometryFudgeFactor,
-                outset * inverseScaleY + Vertex::gGeometryFudgeFactor);
+        bounds.outset(outset * inverseScaleX + Vertex::GeometryFudgeFactor(),
+                outset * inverseScaleY + Vertex::GeometryFudgeFactor());
     }
 };