Add schema chrome-extension-resource:// for extension resources

chrome/browser/profiles/profile_io_data.cc

Index: chrome/browser/profiles/profile_io_data.cc
diff --git a/chrome/browser/profiles/profile_io_data.cc b/chrome/browser/profiles/profile_io_data.cc
index f1451544737f6d4dfc4d05aa1e665fade4a6f288..daa9e11e9cacb8e4a075a6d0eecbca74efa596bf 100644
--- a/chrome/browser/profiles/profile_io_data.cc
+++ b/chrome/browser/profiles/profile_io_data.cc
@@ -286,6 +286,7 @@ bool ProfileIOData::IsHandledProtocol(const std::string& scheme) {
 #endif  // defined(OS_CHROMEOS)
     chrome::kBlobScheme,
     chrome::kFileSystemScheme,
+    chrome::kExtensionResourceScheme,
   };
   for (size_t i = 0; i < arraysize(kProtocolList); ++i) {
     if (scheme == kProtocolList[i])
@@ -473,6 +474,10 @@ void ProfileIOData::LazyInitialize() const {
                                      profile_params_->extension_info_map));
   DCHECK(set_protocol);
   set_protocol = job_factory_->SetProtocolHandler(
+      chrome::kExtensionResourceScheme,
+      CreateExtensionResourceProtocolHandler());
+  DCHECK(set_protocol);
+  set_protocol = job_factory_->SetProtocolHandler(
       chrome::kChromeUIScheme,
       ChromeURLDataManagerBackend::CreateProtocolHandler(
           chrome_url_data_manager_backend_.get()));