Fix D3D9 attributes being marked as requireing conversion when they did
not.

R=jmadill@chromium.org,shannonwoods@chromium.org

Review URL: https://codereview.appspot.com/14737043
diff --git a/src/libGLESv2/renderer/VertexBuffer9.cpp b/src/libGLESv2/renderer/VertexBuffer9.cpp
index b017b3a..5a792b9 100644
--- a/src/libGLESv2/renderer/VertexBuffer9.cpp
+++ b/src/libGLESv2/renderer/VertexBuffer9.cpp
@@ -182,7 +182,7 @@
 
 bool VertexBuffer9::requiresConversion(const gl::VertexAttribute &attrib) const
 {
-    return formatConverter(attrib).identity;
+    return !formatConverter(attrib).identity;
 }
 
 unsigned int VertexBuffer9::getVertexSize(const gl::VertexAttribute &attrib) const