Move CommandLine to base namespace.

content/browser/gpu/gpu_data_manager_impl_private.h

Index: content/browser/gpu/gpu_data_manager_impl_private.h
diff --git a/content/browser/gpu/gpu_data_manager_impl_private.h b/content/browser/gpu/gpu_data_manager_impl_private.h
index 5c8cc6f59d54f684f8ac93ed10524b2013bc8181..c83ca9332708f28271217f10fbb368a616982fca 100644
--- a/content/browser/gpu/gpu_data_manager_impl_private.h
+++ b/content/browser/gpu/gpu_data_manager_impl_private.h
@@ -18,6 +18,10 @@
 #include "gpu/config/gpu_blacklist.h"
 #include "gpu/config/gpu_driver_bug_list.h"
 
+namespace base {
+class CommandLine;
+}
+
 namespace content {
 
 class CONTENT_EXPORT GpuDataManagerImplPrivate {
@@ -57,11 +61,11 @@ class CONTENT_EXPORT GpuDataManagerImplPrivate {
   void UpdateVideoMemoryUsageStats(
       const GPUVideoMemoryUsageStats& video_memory_usage_stats);
 
-  void AppendRendererCommandLine(CommandLine* command_line) const;
+  void AppendRendererCommandLine(base::CommandLine* command_line) const;
 
-  void AppendGpuCommandLine(CommandLine* command_line) const;
+  void AppendGpuCommandLine(base::CommandLine* command_line) const;
 
-  void AppendPluginCommandLine(CommandLine* command_line) const;
+  void AppendPluginCommandLine(base::CommandLine* command_line) const;
 
   void UpdateRendererWebPrefs(WebPreferences* prefs) const;