Revert of Remove webkit's ResourceLoaderBridge interface.

content/child/child_thread.cc

Index: content/child/child_thread.cc
diff --git a/content/child/child_thread.cc b/content/child/child_thread.cc
index e39ef4cd88d04136c7cc8a509fb60245089f9991..2c9c59ee461faed6a7581ee5cb0ebbbde9566976 100644
--- a/content/child/child_thread.cc
+++ b/content/child/child_thread.cc
@@ -45,6 +45,7 @@
 #include "ipc/ipc_switches.h"
 #include "ipc/ipc_sync_channel.h"
 #include "ipc/ipc_sync_message_filter.h"
+#include "webkit/child/resource_loader_bridge.h"
 
 #if defined(OS_WIN)
 #include "content/common/handle_enumerator_win.h"
@@ -373,6 +374,11 @@
   return &router_;
 }
 
+webkit_glue::ResourceLoaderBridge* ChildThread::CreateBridge(
+    const RequestInfo& request_info) {
+  return resource_dispatcher()->CreateBridge(request_info);
+}
+
 base::SharedMemory* ChildThread::AllocateSharedMemory(size_t buf_size) {
   return AllocateSharedMemory(buf_size, this);
 }