Merged identical VertexManager code from DX9/DX11/OGL plugins into VideoCommon. Still need to merge VertexManager::Flush (will be easier after TextureCache is merged). Purposely using a class/virtualfuncs rather than a namespace so multiple VertexManager can be in one plugin (VideoMergeNew? :p).

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6249 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/VideoCommon/Src/VertexShaderManager.cpp

@@ -30,12 +30,7 @@
 #include "CPMemory.h"
 #include "XFMemory.h"
 #include "VideoCommon.h"
-
-// Temporary ugly declaration.
-namespace VertexManager
-{
-	void Flush();
-}
+#include "VertexManagerBase.h"
 
 static float GC_ALIGNED16(s_fMaterials[16]);
 float GC_ALIGNED16(g_fProjectionMatrix[16]);