Removes extraneous D3D9-ims in TextureStorage code.

TRAC #22300

Author: Shannon Woods
Signed-off-by: Geoff Lang
Signed-off-by: Daniel Koch

git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1615 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/renderer/IndexDataManager.h b/src/libGLESv2/renderer/IndexDataManager.h
index a542f62..5b6a989 100644
--- a/src/libGLESv2/renderer/IndexDataManager.h
+++ b/src/libGLESv2/renderer/IndexDataManager.h
@@ -26,6 +26,7 @@
 
 namespace rx
 {
+class Renderer9;
 
 struct TranslatedIndexData
 {