Remove a lot of unnecessary include files and break include chains.

This should speed up incremental compile times when modifying headers, by reducing the number of dependencies.

TRAC #22518

Signed-off-by: Geoff Lang
Signed-off-by: Shannon Woods
Author: Jamie Madill

git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1937 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/renderer/IndexDataManager.cpp b/src/libGLESv2/renderer/IndexDataManager.cpp
index 8f077c2..6d45f87 100644
--- a/src/libGLESv2/renderer/IndexDataManager.cpp
+++ b/src/libGLESv2/renderer/IndexDataManager.cpp
@@ -10,11 +10,9 @@
 #include "libGLESv2/renderer/IndexDataManager.h"
 #include "libGLESv2/renderer/BufferStorage.h"
 
-#include "common/debug.h"
-
 #include "libGLESv2/Buffer.h"
-#include "libGLESv2/mathutil.h"
 #include "libGLESv2/main.h"
+#include "libGLESv2/renderer/IndexBuffer.h"
 
 namespace rx
 {