Add DataReductionProxy IPC to determine if the Data Reduction Proxy was used.

components/data_reduction_proxy/content/common/data_reduction_proxy_messages.cc

Index: components/data_reduction_proxy/content/common/data_reduction_proxy_messages.cc
diff --git a/android_webview/common/android_webview_message_generator.cc b/components/data_reduction_proxy/content/common/data_reduction_proxy_messages.cc
similarity index 51%
copy from android_webview/common/android_webview_message_generator.cc
copy to components/data_reduction_proxy/content/common/data_reduction_proxy_messages.cc
index d8b008069e00f1c915206809eb979ddb4929f1e8..bfa8356a0c1c6d4bb03cdf804b6fe2ce0c9a1d82 100644
--- a/android_webview/common/android_webview_message_generator.cc
+++ b/components/data_reduction_proxy/content/common/data_reduction_proxy_messages.cc
@@ -1,34 +1,33 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Get basic type definitions.
 #define IPC_MESSAGE_IMPL
-#include "android_webview/common/android_webview_message_generator.h"
+#include "components/data_reduction_proxy/content/common/data_reduction_proxy_messages.h"
 
 // Generate constructors.
 #include "ipc/struct_constructor_macros.h"
-#include "android_webview/common/android_webview_message_generator.h"
+#include "components/data_reduction_proxy/content/common/data_reduction_proxy_messages.h"
 
 // Generate destructors.
 #include "ipc/struct_destructor_macros.h"
-#include "android_webview/common/android_webview_message_generator.h"
+#include "components/data_reduction_proxy/content/common/data_reduction_proxy_messages.h"
 
 // Generate param traits write methods.
 #include "ipc/param_traits_write_macros.h"
 namespace IPC {
-#include "android_webview/common/android_webview_message_generator.h"
+#include "components/data_reduction_proxy/content/common/data_reduction_proxy_messages.h"
 }  // namespace IPC
 
 // Generate param traits read methods.
 #include "ipc/param_traits_read_macros.h"
 namespace IPC {
-#include "android_webview/common/android_webview_message_generator.h"
+#include "components/data_reduction_proxy/content/common/data_reduction_proxy_messages.h"
 }  // namespace IPC
 
 // Generate param traits log methods.
 #include "ipc/param_traits_log_macros.h"
 namespace IPC {
-#include "android_webview/common/android_webview_message_generator.h"
+#include "components/data_reduction_proxy/content/common/data_reduction_proxy_messages.h"
 }  // namespace IPC
-