Remove the chrome:// protocol interceptor since it's not used anymore now that the chrome job facto…

content/browser/webui/url_data_manager_backend.cc

Index: content/browser/webui/url_data_manager_backend.cc
===================================================================
--- content/browser/webui/url_data_manager_backend.cc	(revision 184663)
+++ content/browser/webui/url_data_manager_backend.cc	(working copy)
@@ -18,7 +18,12 @@
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop.h"
 #include "base/string_util.h"
+#include "content/browser/fileapi/chrome_blob_storage_context.h"
+#include "content/browser/histogram_internals_request_job.h"
+#include "content/browser/net/view_blob_internals_job_factory.h"
+#include "content/browser/net/view_http_cache_job_factory.h"
 #include "content/browser/resource_context_impl.h"
+#include "content/browser/tcmalloc_internals_request_job.h"
 #include "content/browser/webui/shared_resources_data_source.h"
 #include "content/browser/webui/url_data_source_impl.h"
 #include "content/public/browser/browser_thread.h"
@@ -31,7 +36,10 @@
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_job.h"
 #include "net/url_request/url_request_job_factory.h"
+#include "webkit/appcache/view_appcache_internals_job.h"
 
+using appcache::AppCacheService;
+
 namespace content {
 
 namespace {
@@ -334,40 +342,71 @@
     : public net::URLRequestJobFactory::ProtocolHandler {
  public:
   // |is_incognito| should be set for incognito profiles.
-  explicit ChromeProtocolHandler(content::ResourceContext* resource_context,
-                                 bool is_incognito);
-  virtual ~ChromeProtocolHandler();
+  ChromeProtocolHandler(ResourceContext* resource_context,
+                        bool is_incognito,
+                        AppCacheService* appcache_service,
+                        ChromeBlobStorageContext* blob_storage_context)
+      : resource_context_(resource_context),
+        is_incognito_(is_incognito),
+        appcache_service_(appcache_service),
+        blob_storage_context_(blob_storage_context) {}
+  virtual ~ChromeProtocolHandler() {}
 
   virtual net::URLRequestJob* MaybeCreateJob(
       net::URLRequest* request,
-      net::NetworkDelegate* network_delegate) const OVERRIDE;
+      net::NetworkDelegate* network_delegate) const OVERRIDE {
+    DCHECK(request);
 
+    // Check for chrome://view-http-cache/*, which uses its own job type.
+    if (ViewHttpCacheJobFactory::IsSupportedURL(request->url()))
+      return ViewHttpCacheJobFactory::CreateJobForRequest(request,
+                                                          network_delegate);
+
+    // Next check for chrome://appcache-internals/, which uses its own job type.
+    if (request->url().SchemeIs(chrome::kChromeUIScheme) &&
+        request->url().host() == chrome::kChromeUIAppCacheInternalsHost) {
+      return appcache::ViewAppCacheInternalsJobFactory::CreateJobForRequest(
+          request, network_delegate, appcache_service_);
+    }
+
+    // Next check for chrome://blob-internals/, which uses its own job type.
+    if (ViewBlobInternalsJobFactory::IsSupportedURL(request->url())) {
+      return ViewBlobInternalsJobFactory::CreateJobForRequest(
+          request, network_delegate, blob_storage_context_->controller());
+    }
+
+#if defined(USE_TCMALLOC)
+    // Next check for chrome://tcmalloc/, which uses its own job type.
+    if (request->url().SchemeIs(chrome::kChromeUIScheme) &&
+        request->url().host() == chrome::kChromeUITcmallocHost) {
+      return new TcmallocInternalsRequestJob(request, network_delegate);
+    }
+#endif
+
+    // Next check for chrome://histograms/, which uses its own job type.
+    if (request->url().SchemeIs(chrome::kChromeUIScheme) &&
+        request->url().host() == chrome::kChromeUIHistogramHost) {
+      return new HistogramInternalsRequestJob(request, network_delegate);
+    }
+
+    // Fall back to using a custom handler
+    return new URLRequestChromeJob(
+        request, network_delegate,
+        GetURLDataManagerForResourceContext(resource_context_), is_incognito_);
+  }
+
  private:
   // These members are owned by ProfileIOData, which owns this ProtocolHandler.
   content::ResourceContext* const resource_context_;
 
   // True when generated from an incognito profile.
   const bool is_incognito_;
+  AppCacheService* appcache_service_;
+  ChromeBlobStorageContext* blob_storage_context_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeProtocolHandler);
 };
 
-ChromeProtocolHandler::ChromeProtocolHandler(
-    content::ResourceContext* resource_context, bool is_incognito)
-    : resource_context_(resource_context), is_incognito_(is_incognito) {}
-
-ChromeProtocolHandler::~ChromeProtocolHandler() {}
-
-net::URLRequestJob* ChromeProtocolHandler::MaybeCreateJob(
-    net::URLRequest* request, net::NetworkDelegate* network_delegate) const {
-  DCHECK(request);
-
-  // Fall back to using a custom handler
-  return new URLRequestChromeJob(
-      request, network_delegate,
-      GetURLDataManagerForResourceContext(resource_context_), is_incognito_);
-}
-
 }  // namespace
 
 URLDataManagerBackend::URLDataManagerBackend()
@@ -389,9 +428,13 @@
 // static
 net::URLRequestJobFactory::ProtocolHandler*
 URLDataManagerBackend::CreateProtocolHandler(
-    content::ResourceContext* resource_context, bool is_incognito) {
+    content::ResourceContext* resource_context,
+    bool is_incognito,
+    AppCacheService* appcache_service,
+    ChromeBlobStorageContext* blob_storage_context) {
   DCHECK(resource_context);
-  return new ChromeProtocolHandler(resource_context, is_incognito);
+  return new ChromeProtocolHandler(
+      resource_context, is_incognito, appcache_service, blob_storage_context);
 }
 
 void URLDataManagerBackend::AddDataSource(