Assert that all Blink cache policies

are covered

This a preparatory CL to land https://chromiumcodereview.appspot.com/309693002/ which introduces new values for Blink cache policies.

BUG=376025

Review URL: https://codereview.chromium.org/303423004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@274188 0039d316-1c4b-4281-b951-d872f2087c98

content/child/web_url_loader_impl.cc

@@ -350,6 +350,8 @@ void WebURLLoaderImpl::Context::Start(const WebURLRequest& request,
       break;
     case WebURLRequest::UseProtocolCachePolicy:
       break;
+    default:
+      NOTREACHED();
   }
 
   if (request.reportUploadProgress())

content/renderer/render_view_impl.cc

@@ -2043,6 +2043,8 @@ void RenderViewImpl::didCreateDataSource(WebLocalFrame* frame,
       case WebURLRequest::ReturnCacheDataDontLoad:  // Don't re-post.
         document_state->set_load_type(DocumentState::LINK_LOAD_CACHE_ONLY);
         break;
+      default:
+        NOTREACHED();
     }
   }