Move data reduction proxy logic out of chrome and android webview network delegate

content/shell/browser/shell_network_delegate.h

Index: content/shell/browser/shell_network_delegate.h
diff --git a/content/shell/browser/shell_network_delegate.h b/content/shell/browser/shell_network_delegate.h
index df0608e83faacfefa1e15d0cf0a78762d905d0cf..75faa9a4ad9f5cbe7b1febe988757b3337f4f421 100644
--- a/content/shell/browser/shell_network_delegate.h
+++ b/content/shell/browser/shell_network_delegate.h
@@ -7,11 +7,11 @@
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
-#include "net/base/network_delegate.h"
+#include "net/base/network_delegate_impl.h"
 
 namespace content {
 
-class ShellNetworkDelegate : public net::NetworkDelegate {
+class ShellNetworkDelegate : public net::NetworkDelegateImpl {
  public:
   ShellNetworkDelegate();
   ~ShellNetworkDelegate() override;