Set trusted SPDY proxy dynamically on per-profile basis

components/data_reduction_proxy/core/browser/data_reduction_proxy_config.h

Index: components/data_reduction_proxy/core/browser/data_reduction_proxy_config.h
diff --git a/components/data_reduction_proxy/core/browser/data_reduction_proxy_config.h b/components/data_reduction_proxy/core/browser/data_reduction_proxy_config.h
index df01795fcaf93e5281e71137da129764b055ba88..bb309977bf556c88f81810d3414b06ebc32ae123 100644
--- a/components/data_reduction_proxy/core/browser/data_reduction_proxy_config.h
+++ b/components/data_reduction_proxy/core/browser/data_reduction_proxy_config.h
@@ -14,11 +14,13 @@
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
 #include "base/threading/thread_checker.h"
 #include "base/time/time.h"
 #include "net/base/net_errors.h"
 #include "net/base/network_change_notifier.h"
 #include "net/base/network_interfaces.h"
+#include "net/base/trusted_spdy_proxy_provider.h"
 #include "net/log/net_log.h"
 #include "net/proxy/proxy_config.h"
 #include "net/proxy/proxy_retry_info.h"
@@ -29,6 +31,7 @@ namespace net {
 class HostPortPair;
 class NetLog;
 class NetworkQualityEstimator;
+class ProxyServer;
 class URLFetcher;
 class URLRequest;
 class URLRequestContextGetter;
@@ -80,7 +83,8 @@ enum SecureProxyCheckFetchResult {
 // This object lives on the IO thread and all of its methods are expected to be
 // called from there.
 class DataReductionProxyConfig
-    : public net::NetworkChangeNotifier::IPAddressObserver {
+    : public net::NetworkChangeNotifier::IPAddressObserver,
+      public net::TrustedSpdyProxyProvider {
  public:
   // The caller must ensure that all parameters remain alive for the lifetime
   // of the |DataReductionProxyConfig| instance, with the exception of
@@ -190,6 +194,12 @@ class DataReductionProxyConfig
   // the URLRequestContext.
   bool ShouldEnableLoFiMode(const net::URLRequest& request);
 
+  // Implements net::TrustedSpdyProxyProvider and sets |trusted_spdy_proxy| to a
+  // secure data reduction proxy. |trusted_spdy_proxy| must be non-null.
+  void GetTrustedSpdyProxy(net::ProxyServer* trusted_spdy_proxy) const override;
+
+  base::WeakPtr<net::TrustedSpdyProxyProvider> GetWeakPtr() override;
+
  protected:
   // Virtualized for mocking. Records UMA containing the result of requesting
   // the secure proxy check.
@@ -217,6 +227,7 @@ class DataReductionProxyConfig
                            AreProxiesBypassed);
   FRIEND_TEST_ALL_PREFIXES(DataReductionProxyConfigTest,
                            AreProxiesBypassedRetryDelay);
+  FRIEND_TEST_ALL_PREFIXES(DataReductionProxyConfigTest, TrustedSpdyProxy);
   FRIEND_TEST_ALL_PREFIXES(DataReductionProxyConfigTest, AutoLoFiParams);
   FRIEND_TEST_ALL_PREFIXES(DataReductionProxyConfigTest,
                            AutoLoFiParamsSlowConnectionsFlag);
@@ -358,6 +369,8 @@ class DataReductionProxyConfig
   // request headers are never modified in the control group.
   bool previous_state_lofi_on_;
 
+  base::WeakPtrFactory<TrustedSpdyProxyProvider> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(DataReductionProxyConfig);
 };