Record Data Savings for Client-Side LoFi

content/public/common/previews_state.h

Index: content/public/common/previews_state.h
diff --git a/content/public/common/previews_state.h b/content/public/common/previews_state.h
index 07ac08bc5f8b8aeff7cc9913a806403bde264a84..74e4f39ba4d6aa64e969c20345b42c49b69385ad 100644
--- a/content/public/common/previews_state.h
+++ b/content/public/common/previews_state.h
@@ -27,19 +27,22 @@ typedef int PreviewsState;
 // content of web pages to improve data savings and / or performance. This enum
 // determines which Previews types to request.
 enum PreviewsTypes {
-  PREVIEWS_UNSPECIFIED = 0,        // Let the browser process decide whether or
-                                   // not to request Preview types.
-  SERVER_LOFI_ON = 1 << 0,         // Request a Lo-Fi version of the resource
-                                   // from the server.
-  CLIENT_LOFI_ON = 1 << 1,         // Request a Lo-Fi version of the resource
-                                   // from the client.
-  SERVER_LITE_PAGE_ON = 1 << 2,    // Request a Lite Page version of the
-                                   // resource from the server.
-  PREVIEWS_NO_TRANSFORM = 1 << 3,  // Explicitly forbid Previews
-                                   // transformations.
-  PREVIEWS_OFF = 1 << 4,           // Request a normal (non-Preview) version of
-                                   // the resource. Server transformations may
-                                   // still happen if the page is heavy.
+  PREVIEWS_UNSPECIFIED = 0,  // Let the browser process decide whether or
+                             // not to request Preview types.
+  SERVER_LOFI_ON = 1 << 0,   // Request a Lo-Fi version of the resource
+                             // from the server.
+  CLIENT_LOFI_ON = 1 << 1,   // Request a Lo-Fi version of the resource
+                             // from the client.
+  CLIENT_LOFI_AUTO_RELOAD = 1 << 2,  // Request the original version of the
+                                     // resource after a decoding error occurred
+                                     // when attempting to use Client Lo-Fi.
+  SERVER_LITE_PAGE_ON = 1 << 3,      // Request a Lite Page version of the
+                                     // resource from the server.
+  PREVIEWS_NO_TRANSFORM = 1 << 4,    // Explicitly forbid Previews
+                                     // transformations.
+  PREVIEWS_OFF = 1 << 5,  // Request a normal (non-Preview) version of
+                          // the resource. Server transformations may
+                          // still happen if the page is heavy.
   PREVIEWS_STATE_LAST = PREVIEWS_OFF
 };
 
@@ -51,6 +54,8 @@ STATIC_ASSERT_PREVIEWS_ENUM(SERVER_LOFI_ON,
                             blink::WebURLRequest::kServerLoFiOn);
 STATIC_ASSERT_PREVIEWS_ENUM(CLIENT_LOFI_ON,
                             blink::WebURLRequest::kClientLoFiOn);
+STATIC_ASSERT_PREVIEWS_ENUM(CLIENT_LOFI_AUTO_RELOAD,
+                            blink::WebURLRequest::kClientLoFiAutoReload);
 STATIC_ASSERT_PREVIEWS_ENUM(SERVER_LITE_PAGE_ON,
                             blink::WebURLRequest::kServerLitePageOn);
 STATIC_ASSERT_PREVIEWS_ENUM(PREVIEWS_NO_TRANSFORM,