Remove unused code in the RenderProcess[Impl]

content/renderer/render_process_impl.cc

Index: content/renderer/render_process_impl.cc
diff --git a/content/renderer/render_process_impl.cc b/content/renderer/render_process_impl.cc
index 8e754b5824749e8941b302c9084ae8ef6de40fb5..c05a19e2134764e74e95a0764bd1f90bf03345cd 100644
--- a/content/renderer/render_process_impl.cc
+++ b/content/renderer/render_process_impl.cc
@@ -15,27 +15,12 @@
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
-#include "base/message_loop/message_loop.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/sys_info.h"
-#include "content/child/child_thread.h"
-#include "content/child/npapi/plugin_instance.h"
-#include "content/child/npapi/plugin_lib.h"
 #include "content/child/site_isolation_policy.h"
-#include "content/common/view_messages.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/renderer/content_renderer_client.h"
-#include "ipc/ipc_channel.h"
-#include "ipc/ipc_message_utils.h"
-#include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
-#include "ui/surface/transport_dib.h"
 #include "v8/include/v8.h"
 
-#if defined(OS_MACOSX)
-#include "base/mac/mac_util.h"
-#endif
-
 #if defined(OS_ANDROID)
 #include "base/android/sys_utils.h"
 #endif