Adjust the amount of streaming buffer space required for instanced attributes.

TRAC #19489
Signed-off-by: Daniel Koch
Author: Nicolas Capens

git-svn-id: https://angleproject.googlecode.com/svn/trunk@970 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/Context.cpp b/src/libGLESv2/Context.cpp
index 0e01a10..4fe22b2 100644
--- a/src/libGLESv2/Context.cpp
+++ b/src/libGLESv2/Context.cpp
@@ -2254,7 +2254,7 @@
 {
     TranslatedAttribute attributes[MAX_VERTEX_ATTRIBS];
 
-    GLenum err = mVertexDataManager->prepareVertexData(first, count, attributes);
+    GLenum err = mVertexDataManager->prepareVertexData(first, count, attributes, instances);
     if (err != GL_NO_ERROR)
     {
         return err;