Revert 251563 "Move browser initiated navigation from RenderView..."

trunk/src/content/common/view_message_enums.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_COMMON_VIEW_MESSAGES_ENUMS_H_
 #define CONTENT_COMMON_VIEW_MESSAGES_ENUMS_H_
 
 #include "ipc/ipc_message_macros.h"
 
 // Values that may be OR'd together to form the 'flags' parameter of a
 // ViewHostMsg_UpdateRect_Params structure.
 struct ViewHostMsg_UpdateRect_Flags {
   enum {
     IS_RESIZE_ACK = 1 << 0,
     IS_RESTORE_ACK = 1 << 1,
     IS_REPAINT_ACK = 1 << 2,
   };
   static bool is_resize_ack(int flags) {
     return (flags & IS_RESIZE_ACK) != 0;
   }
   static bool is_restore_ack(int flags) {
     return (flags & IS_RESTORE_ACK) != 0;
   }
   static bool is_repaint_ack(int flags) {
     return (flags & IS_REPAINT_ACK) != 0;
   }
 };
 
+struct ViewMsg_Navigate_Type {
+ public:
+  enum Value {
+    // Reload the page.
+    RELOAD,
+
+    // Reload the page, ignoring any cache entries.
+    RELOAD_IGNORING_CACHE,
+
+    // Reload the page using the original request URL.
+    RELOAD_ORIGINAL_REQUEST_URL,
+
+    // The navigation is the result of session restore and should honor the
+    // page's cache policy while restoring form state. This is set to true if
+    // restoring a tab/session from the previous session and the previous
+    // session did not crash. If this is not set and the page was restored then
+    // the page's cache policy is ignored and we load from the cache.
+    RESTORE,
+
+    // Like RESTORE, except that the navigation contains POST data.
+    RESTORE_WITH_POST,
+
+    // Navigation type not categorized by the other types.
+    NORMAL
+  };
+};
+
 // Note: keep enums in content/browser/resources/accessibility/accessibility.js
 // in sync with these two enums.
 enum AccessibilityModeFlag {
   // Accessibility updates are processed to create platform trees and events are
   // passed to platform APIs in the browser.
   AccessibilityModeFlagPlatform = 1 << 0,
 
   // Accessibility is on, and the full tree is computed. If this flag is off,
   // only limited information about editable text nodes is sent to the browser
   // process. Useful for implementing limited UIA on tablets.
   AccessibilityModeFlagPlatformFullTree = 1 << 1,
 };
 
 enum AccessibilityMode {
   // All accessibility is off.
   AccessibilityModeOff = 0,
 
   // Renderer accessibility is on, and platform APIs are called. Note that this
   // is different to AccessibilityModeAll, which is defined to be all bits on.
   AccessibilityModeComplete =
       AccessibilityModeFlagPlatform | AccessibilityModeFlagPlatformFullTree,
 
   // Renderer accessibility is on, platform APIs are called, but only limited
   // information is available (see AccessibilityModeFlagEditableTextOnly).
   AccessibilityModeEditableTextOnly = AccessibilityModeFlagPlatform
 };
 
 #endif  // CONTENT_COMMON_VIEW_MESSAGES_ENUMS_H_