Move more files into the content namespace.

content/browser/renderer_host/backing_store_gtk.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/browser/renderer_host/backing_store_gtk.h"
 
 #include <cairo-xlib.h>
 #include <gtk/gtk.h>
 #include <stdlib.h>
 #include <sys/ipc.h>
@@ skipping 16 matching lines @@
 #include "base/time.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/base/gtk/gtk_signal.h"
 #include "ui/base/x/x11_util.h"
 #include "ui/base/x/x11_util_internal.h"
 #include "ui/gfx/rect.h"
 #include "ui/surface/transport_dib.h"
 
-using content::RenderWidgetHost;
-
+namespace content {
 namespace {
 
 // Assume that somewhere along the line, someone will do width * height * 4
 // with signed numbers. If the maximum value is 2**31, then 2**31 / 4 =
 // 2**29 and floor(sqrt(2**29)) = 23170.
 
 // Max height and width for layers
 static const int kMaxVideoLayerSize = 23170;
 
 
@@ skipping 274 matching lines @@
               copy_rect.width(),                // width
               copy_rect.height(),               // height
               copy_rect.x(),                    // dest_x
               copy_rect.y());                   // dest_y
   }
 
   XFreePixmap(display_, pixmap);
 }
 
 void BackingStoreGtk::PaintToBackingStore(
-    content::RenderProcessHost* process,
+    RenderProcessHost* process,
     TransportDIB::Id bitmap,
     const gfx::Rect& bitmap_rect,
     const std::vector<gfx::Rect>& copy_rects,
     float scale_factor,
     const base::Closure& completion_callback,
     bool* scheduled_completion_callback) {
   *scheduled_completion_callback = false;
 
   if (!display_)
     return;
@@ skipping 312 matching lines @@
   cairo_set_source(cr, pattern);
   cairo_pattern_destroy(pattern);
 
   cairo_identity_matrix(cr);
 
   cairo_rectangle(cr, rect.x(), rect.y(), rect.width(), rect.height());
   cairo_fill(cr);
   cairo_destroy(cr);
 }
 #endif
+
+}  // namespace content