Migrate ProxyConfigServiceImpl to NetworkStateHandler and NetworkProfileHandler.

chromeos/network/network_state.h

Index: chromeos/network/network_state.h
diff --git a/chromeos/network/network_state.h b/chromeos/network/network_state.h
index 1e89638961f78c716dbf5992b0f6509c6a86f522..6d73b8a4f0ccb33935dcdf8f134f935bba0fbbdc 100644
--- a/chromeos/network/network_state.h
+++ b/chromeos/network/network_state.h
@@ -8,11 +8,9 @@
 #include <string>
 #include <vector>
 
+#include "base/values.h"
 #include "chromeos/network/managed_state.h"
-
-namespace base {
-class DictionaryValue;
-}
+#include "chromeos/network/onc/onc_constants.h"
 
 namespace chromeos {
 
@@ -49,6 +47,8 @@ class CHROMEOS_EXPORT NetworkState : public ManagedState {
   bool auto_connect() const { return auto_connect_; }
   bool favorite() const { return favorite_; }
   int priority() const { return priority_; }
+  const base::DictionaryValue& proxy_config() const { return proxy_config_; }
+  onc::ONCSource onc_source() const { return onc_source_; }
   // Wireless property accessors
   int signal_strength() const { return signal_strength_; }
   // Cellular property accessors
@@ -96,6 +96,8 @@ class CHROMEOS_EXPORT NetworkState : public ManagedState {
   bool auto_connect_;
   bool favorite_;
   int priority_;
+  base::DictionaryValue proxy_config_;
+  onc::ONCSource onc_source_;
   // IPConfig properties.
   // Note: These do not correspond to actual Shill.Service properties
   // but are derived from the service's corresponding IPConfig object.