Make SdchManager per-profile.

chrome/browser/profiles/profile_impl_io_data.cc

Index: chrome/browser/profiles/profile_impl_io_data.cc
diff --git a/chrome/browser/profiles/profile_impl_io_data.cc b/chrome/browser/profiles/profile_impl_io_data.cc
index 27ddbf7c0d27e6191aa54eb0d379b83939d68147..b9f1fc0b64a0185808474545fd801f010c742de3 100644
--- a/chrome/browser/profiles/profile_impl_io_data.cc
+++ b/chrome/browser/profiles/profile_impl_io_data.cc
@@ -26,6 +26,7 @@
 #include "chrome/browser/net/cookie_store_util.h"
 #include "chrome/browser/net/http_server_properties_manager.h"
 #include "chrome/browser/net/predictor.h"
+#include "chrome/browser/net/sdch_dictionary_fetcher.h"
 #include "chrome/browser/net/sqlite_server_bound_cert_store.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_constants.h"
@@ -42,6 +43,7 @@
 #include "extensions/browser/extension_protocols.h"
 #include "extensions/common/constants.h"
 #include "net/base/cache_type.h"
+#include "net/base/sdch_manager.h"
 #include "net/ftp/ftp_network_layer.h"
 #include "net/http/http_cache.h"
 #include "net/ssl/server_bound_cert_service.h"
@@ -529,6 +531,19 @@ void ProfileImplIOData::InitializeInternal(
   InitializeExtensionsRequestContext(profile_params);
 #endif
 
+  // Setup the SDCHManager for this profile.
+  sdch_manager_.reset(new net::SdchManager);
+  sdch_manager_->set_sdch_fetcher(
+      new SdchDictionaryFetcher(
+          sdch_manager_.get(),
+          // SdchDictionaryFetcher takes a reference to the Getter, and
+          // hence implicitly takes ownership.
+          new net::TrivialURLRequestContextGetter(
+              main_context,
+              content::BrowserThread::GetMessageLoopProxyForThread(
+                  content::BrowserThread::IO))));
+  main_context->set_sdch_manager(sdch_manager_.get());
+
   // Create a media request context based on the main context, but using a
   // media cache.  It shares the same job factory as the main context.
   StoragePartitionDescriptor details(profile_path_, false);