Move a bunch of content\common code into the content namespace.

content/common/gpu/media/gles2_texture_to_egl_image_translator.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/common/gpu/media/gles2_texture_to_egl_image_translator.h"
 
 #include "base/logging.h"
 #if defined(TOOLKIT_USES_GTK)
 #include "base/message_pump_gtk.h"
 #elif defined(USE_AURA)
 #include "base/message_pump_aurax11.h"
 #endif
 
+namespace content {
+
 // Get EGL extension functions.
 static PFNEGLCREATEIMAGEKHRPROC egl_create_image_khr =
     reinterpret_cast<PFNEGLCREATEIMAGEKHRPROC>(
         eglGetProcAddress("eglCreateImageKHR"));
 static PFNEGLDESTROYIMAGEKHRPROC egl_destroy_image_khr =
     reinterpret_cast<PFNEGLDESTROYIMAGEKHRPROC>(
         eglGetProcAddress("eglDestroyImageKHR"));
 static PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glegl_image_targettexture_2does =
     reinterpret_cast<PFNGLEGLIMAGETARGETTEXTURE2DOESPROC>(
         eglGetProcAddress("glEGLImageTargetTexture2DOES"));
@@ skipping 83 matching lines @@
 
   if (use_backing_pixmaps_) {
     ImagePixmap::iterator it = eglimage_pixmap_.find(egl_image);
     CHECK(it != eglimage_pixmap_.end());
     Pixmap pixmap = it->second;
     eglimage_pixmap_.erase(it);
     Display* x_display = base::MessagePumpForUI::GetDefaultXDisplay();
     XFreePixmap(x_display, pixmap);
   }
 }
+
+}  // namespace content