First round of dead file removal

experimental/c_salt/opengl_context.h

Index: experimental/c_salt/opengl_context.h
diff --git a/experimental/c_salt/opengl_context.h b/experimental/c_salt/opengl_context.h
deleted file mode 100644
index e185ef04add6b146d8c8f7f198078a8f5877c49a..0000000000000000000000000000000000000000
--- a/experimental/c_salt/opengl_context.h
+++ /dev/null
@@ -1,152 +0,0 @@
-// Copyright 2010 The Native Client Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can
-// be found in the LICENSE file.
-
-#ifndef C_SALT_OPENGL_CONTEXT_H_
-#define C_SALT_OPENGL_CONTEXT_H_
-
-///
-/// @file
-/// OpenGLContext manages the OpenGL context in the browser that is associated
-/// with a @a c_salt::Instance instance.
-/// @see c_salt/embedded_app.h
-///
-
-#include <pgl/pgl.h>
-#include <pthread.h>
-
-#include <algorithm>
-#include <string>
-
-#include "boost/noncopyable.hpp"
-#include "boost/scoped_ptr.hpp"
-#include "c_salt/opengl_context_ptrs.h"
-
-namespace c_salt {
-class Browser3DDevice;
-class Instance;
-
-/// OpenGLContext manages an OpenGL rendering context in the browser.
-/// Each OpenGLContext is associated with a @a c_salt::Instance; by default,
-/// the OpenGLContext renders directly into the browser area owned by the
-/// @a c_salt::Instance instance.  You can also create an OpenGLContext that
-/// renders into an off-screen FBO.
-///
-/// Note that all OpenGLContext instance must be bound to a
-/// @a c_salt::Instance instance.  They cannot operate stand-alone, this
-/// includes contexts that only render to an FBO.
-///
-class OpenGLContext : public boost::noncopyable {
- public:
-  /// Bind to @a instance.  The in-browser context is not actually created
-  /// until it's needed, which is usually the first time MakeContextCurrent()
-  /// is called.
-  /// @param instance The Instance instance associated with this 3D device
-  ///                 and context.
-  /// @see MakeContextCurrent()
-  explicit OpenGLContext(const Instance& instance);
-
-  /// Dtor makes this the current context, then posts a |kDeleteOpenGLContext|
-  /// notification.  Destroys the underlying OpenGL context once the
-  /// notification handlers have all returned.
-  virtual ~OpenGLContext();
-
-  /// Get the current context on the calling thread.
-  /// @return The current context.  If there is no OpenGLContext for the
-  ///         calling thread, return NULL.
-  static SharedOpenGLContext CurrentContext();
-
-  /// Make this context the current rendering context.  If the underlying OpenGL
-  /// context is not valid, this routine makes the current context invalid.
-  bool MakeContextCurrent();
-
-  /// Flush the contents of this context to the browser's 3D device.
-  void FlushContext() const;
-
-  /// Makes the OpenGL context owned by this instance the current context on
-  /// the calling thread, and then posts a |kRenderOpenGLContext| notification.
-  /// When the notification handlers have all returned, the context is flushed
-  /// to the browser's 3D device.  This OpenGL context remains the current
-  /// context.
-  /// @see FlushContext()
-  void RenderContext();
-
-  /// Release all the in-browser resources used by this context, and make this
-  /// context invalid.  First, make this context current and post the a
-  /// |kDeleteOpenGLContext| notification; this allows observers to perform any
-  /// necessary clean-up.
-  void DeleteContext();
-
-  /// @return The Instance instance associated with this context.
-  const Instance& instance() const {
-    return instance_;
-  }
-
-  /// Get the OpenGL context owned by this instance.  Modifications made to the
-  /// raw context are not tracked by this class.  If you delete the raw context
-  /// directly, then further use of this class will have unpredictable results.
-  /// @return The raw OpenGL context owned by this instance.
-  PGLContext pgl_context() const {
-    return pgl_context_;
-  }
-
-  /// @return @a true if the context is valid.  The context is valid if the
-  /// raw OpenGL context exists.
-  bool is_valid() const {
-    return pgl_context_ != PGL_NO_CONTEXT;
-  }
-
-  /// Get the instance name used when posting notifications.  Observers can use
-  /// this name to receive notificaiton from this instance only.
-  /// @return The unique name for this instance.
-  const std::string& instance_name() const {
-    return instance_name_;
-  }
-
-  // Notifications posted by this class.
-
-  /// Posted once when the context is first made current.  Observers can perform
-  /// any one-time context initialization in their notification handlers.  The
-  /// OpenGL context owned by this instance is guaranteed to be the current
-  /// context when this notification is posted.
-  static const char* const kInitializeOpenGLContextNotification;
-
-  /// Posted once when the context is about to be deleted. The OpenGL context
-  /// owned by this instance is guaranteed to be the current context when this
-  /// notification is published.
-  static const char* const kDeleteOpenGLContextNotification;
-
-  /// Posted whenever the context needs to be re-rendered. This can be in
-  /// response to a repaint event from the browser.  The OpenGL context owned
-  /// by this instance is guaranteed to be current when this notification is
-  /// posted.  Observers do not need to flush the context while handling this
-  /// notification, the context is flushed to the in-browser 3D device when all
-  /// the observers have returned from their handlers.  An observer can flush
-  /// the context if needed, however (although performance may suffer if the
-  /// flush blocks).
-  static const char* const kRenderOpenGLContextNotification;
-
- private:
-  // Create the PGL context, return true on success.  On successful return,
-  // |pgl_context_| will be valid and ready for rendering.
-  bool CreatePGLContext();
-  // Destroy the PGL context.  On return, |pgl_context_| will be invalid and
-  // have a value of PGL_NO_CONTEXT.
-  void DestroyPGLContext();
-
-  // Post |notification_name| to the default notification center associated
-  // with |instance_|.
-  void PostNotification(const char* const notification_name) const;
-
-  const Instance& instance_;  // Weak reference.
-  PGLContext pgl_context_;  // The OpenGL context.
-  // The unique name of this instance, used for publishing notifications.
-  std::string instance_name_;
-  boost::scoped_ptr<Browser3DDevice> browser_device_;
-
-  OpenGLContext();  // Not implemented, do not use.
-};
-
-}  // namespace c_salt
-
-#endif  // C_SALT_OPENGL_CONTEXT_H_