Header cleanup in chrome/renderer/.

In renderer_webkit_client_impl, several impl classes got moved to the
implementation file.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/3032027

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@53996 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/renderer/render_thread.cc b/chrome/renderer/render_thread.cc
index 14bb3a0..03e468a 100644
--- a/chrome/renderer/render_thread.cc
+++ b/chrome/renderer/render_thread.cc
@@ -17,6 +17,7 @@
 #include "base/shared_memory.h"
 #include "base/stats_table.h"
 #include "base/string_util.h"
+#include "base/task.h"
 #include "base/thread_local.h"
 #include "chrome/common/appcache/appcache_dispatcher.h"
 #include "chrome/common/child_process_logging.h"
@@ -59,6 +60,7 @@
 #include "chrome/renderer/renderer_webkitclient_impl.h"
 #include "chrome/renderer/spellchecker/spellcheck.h"
 #include "chrome/renderer/user_script_slave.h"
+#include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_platform_file.h"
 #include "net/base/net_util.h"