GPU client side changes for GpuMemoryBuffers

gpu/command_buffer/tests/gl_manager.h

Index: gpu/command_buffer/tests/gl_manager.h
diff --git a/gpu/command_buffer/tests/gl_manager.h b/gpu/command_buffer/tests/gl_manager.h
index b2939410e4b5f6555827d582baff2d2964c087bf..bb47ecdbab0fccb8408226997536b102f59d90f6 100644
--- a/gpu/command_buffer/tests/gl_manager.h
+++ b/gpu/command_buffer/tests/gl_manager.h
@@ -30,6 +30,7 @@ class MailboxManager;
 class GLES2Decoder;
 class GLES2CmdHelper;
 class GLES2Implementation;
+class ImageManager;
 class ShareGroup;
 
 };
@@ -50,6 +51,8 @@ class GLManager {
     bool bind_generates_resource;
     // Whether or not it's ok to lose the context.
     bool context_lost_allowed;
+    // Image manager to be used.
+    gles2::ImageManager* image_manager;
   };
   GLManager();
   ~GLManager();