chrome.loadTimes() shouldn't be affected by in-document navigation.

content/public/renderer/navigation_state.h

 // Copyright (c) 2011 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_PUBLIC_RENDERER_NAVIGATION_STATE_H_
 #define CONTENT_PUBLIC_RENDERER_NAVIGATION_STATE_H_
 #pragma once
 
-#include <string>
-
-#include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/time.h"
 #include "content/public/common/page_transition_types.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebDataSource.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebURLRequest.h"
-
-namespace webkit_glue {
-struct PasswordForm;
-class AltErrorPageResourceFetcher;
-}
 
 namespace content {
 
-// The RenderView stores an instance of this class in the "extra data" of each
-// WebDataSource (see RenderView::DidCreateDataSource).
-class NavigationState : public WebKit::WebDataSource::ExtraData {
+// NavigationState is the portion of DocumentState that is affected by
+// in-document navigation.
+// TODO(simonjam): Move this to HistoryItem's ExtraData.
+class NavigationState {
  public:
-  // The exact values of this enum are used in histograms, so new values must be
-  // added to the end.
-  enum LoadType {
-    UNDEFINED_LOAD,            // Not yet initialized.
-    RELOAD,                    // User pressed reload.
-    HISTORY_LOAD,              // Back or forward.
-    NORMAL_LOAD,               // User entered URL, or omnibox search.
-    LINK_LOAD,                 // (deprecated) Included next 4 categories.
-    LINK_LOAD_NORMAL,          // Commonly following of link.
-    LINK_LOAD_RELOAD,          // JS/link directed reload.
-    LINK_LOAD_CACHE_STALE_OK,  // back/forward or encoding change.
-    LINK_LOAD_CACHE_ONLY,      // Allow stale data (avoid doing a re-post)
-    kLoadTypeMax               // Bounding value for this enum.
-  };
-
   virtual ~NavigationState();
 
   static NavigationState* CreateBrowserInitiated(
       int32 pending_page_id,
       int pending_history_list_offset,
-      content::PageTransition transition_type,
-      base::Time request_time) {
-    return new NavigationState(transition_type, request_time, false,
-                               pending_page_id,
+      content::PageTransition transition_type) {
+    return new NavigationState(transition_type, false, pending_page_id,
                                pending_history_list_offset);
   }
 
   static NavigationState* CreateContentInitiated() {
-    // We assume navigations initiated by content are link clicks.
-    return new NavigationState(
-        content::PAGE_TRANSITION_LINK, base::Time(), true, -1, -1);
-  }
-
-  static NavigationState* FromDataSource(WebKit::WebDataSource* ds) {
-    return static_cast<NavigationState*>(ds->extraData());
+    return new NavigationState(content::PAGE_TRANSITION_LINK, true, -1, -1);
   }
 
   // Contains the page_id for this navigation or -1 if there is none yet.
   int32 pending_page_id() const { return pending_page_id_; }
 
   // If pending_page_id() is not -1, then this contains the corresponding
   // offset of the page in the back/forward history list.
   int pending_history_list_offset() const {
     return pending_history_list_offset_;
   }
 
   // Contains the transition type that the browser specified when it
   // initiated the load.
   content::PageTransition transition_type() const { return transition_type_; }
   void set_transition_type(content::PageTransition type) {
     transition_type_ = type;
   }
 
-  // Record the nature of this load, for use when histogramming page load times.
-  LoadType load_type() const { return load_type_; }
-  void set_load_type(LoadType load_type) { load_type_ = load_type; }
-
-  // The time that this navigation was requested.
-  const base::Time& request_time() const {
-    return request_time_;
-  }
-  void set_request_time(const base::Time& value) {
-    DCHECK(start_load_time_.is_null());
-    request_time_ = value;
-  }
-
-  // The time that the document load started.
-  const base::Time& start_load_time() const {
-    return start_load_time_;
-  }
-  void set_start_load_time(const base::Time& value) {
-    // TODO(jar): This should not be set twice.
-    // DCHECK(!start_load_time_.is_null());
-    DCHECK(finish_document_load_time_.is_null());
-    start_load_time_ = value;
-  }
-
-  // The time that the document load was committed.
-  const base::Time& commit_load_time() const {
-    return commit_load_time_;
-  }
-  void set_commit_load_time(const base::Time& value) {
-    commit_load_time_ = value;
-  }
-
-  // The time that the document finished loading.
-  const base::Time& finish_document_load_time() const {
-    return finish_document_load_time_;
-  }
-  void set_finish_document_load_time(const base::Time& value) {
-    // TODO(jar): Some unittests break the following DCHECK, and don't have
-    // DCHECK(!start_load_time_.is_null());
-    DCHECK(!value.is_null());
-    // TODO(jar): Double setting does happen, but probably shouldn't.
-    // DCHECK(finish_document_load_time_.is_null());
-    // TODO(jar): We should guarantee this order :-(.
-    // DCHECK(finish_load_time_.is_null());
-    finish_document_load_time_ = value;
-  }
-
-  // The time that the document and all subresources finished loading.
-  const base::Time& finish_load_time() const { return finish_load_time_; }
-  void set_finish_load_time(const base::Time& value) {
-    DCHECK(!value.is_null());
-    DCHECK(finish_load_time_.is_null());
-    // The following is not already set in all cases :-(
-    // DCHECK(!finish_document_load_time_.is_null());
-    finish_load_time_ = value;
-  }
-
-  // The time that painting first happened after a new navigation.
-  const base::Time& first_paint_time() const { return first_paint_time_; }
-  void set_first_paint_time(const base::Time& value) {
-    first_paint_time_ = value;
-  }
-
-  // The time that painting first happened after the document finished loading.
-  const base::Time& first_paint_after_load_time() const {
-    return first_paint_after_load_time_;
-  }
-  void set_first_paint_after_load_time(const base::Time& value) {
-    first_paint_after_load_time_ = value;
-  }
-
-  // True iff the histograms for the associated frame have been dumped.
-  bool load_histograms_recorded() const { return load_histograms_recorded_; }
-  void set_load_histograms_recorded(bool value) {
-    load_histograms_recorded_ = value;
-  }
-
-  bool web_timing_histograms_recorded() const {
-    return web_timing_histograms_recorded_;
-  }
-  void set_web_timing_histograms_recorded(bool value) {
-    web_timing_histograms_recorded_ = value;
-  }
-
   // True if we have already processed the "DidCommitLoad" event for this
   // request.  Used by session history.
   bool request_committed() const { return request_committed_; }
   void set_request_committed(bool value) { request_committed_ = value; }
 
   // True if this navigation was not initiated via WebFrame::LoadRequest.
   bool is_content_initiated() const { return is_content_initiated_; }
 
-  const GURL& searchable_form_url() const { return searchable_form_url_; }
-  void set_searchable_form_url(const GURL& url) { searchable_form_url_ = url; }
-  const std::string& searchable_form_encoding() const {
-    return searchable_form_encoding_;
-  }
-  void set_searchable_form_encoding(const std::string& encoding) {
-    searchable_form_encoding_ = encoding;
-  }
-
-  webkit_glue::PasswordForm* password_form_data() const {
-    return password_form_data_.get();
-  }
-  void set_password_form_data(webkit_glue::PasswordForm* data);
-
-  webkit_glue::AltErrorPageResourceFetcher* alt_error_page_fetcher() const {
-    return alt_error_page_fetcher_.get();
-  }
-  void set_alt_error_page_fetcher(webkit_glue::AltErrorPageResourceFetcher* f);
-
-  const std::string& security_info() const { return security_info_; }
-  void set_security_info(const std::string& security_info) {
-    security_info_ = security_info;
-  }
-
-  // True if an error page should be used, if the http status code also
-  // indicates an error.
-  bool use_error_page() const { return use_error_page_; }
-  void set_use_error_page(bool use_error_page) {
-    use_error_page_ = use_error_page;
-  }
-
-  int http_status_code() const { return http_status_code_; }
-  void set_http_status_code(int http_status_code) {
-    http_status_code_ = http_status_code;
-  }
-
-  // Sets the cache policy. The cache policy is only used if explicitly set and
-  // by default is not set. You can mark a NavigationState as not having a cache
-  // state by way of clear_cache_policy_override.
-  void set_cache_policy_override(
-      WebKit::WebURLRequest::CachePolicy cache_policy) {
-    cache_policy_override_ = cache_policy;
-    cache_policy_override_set_ = true;
-  }
-  WebKit::WebURLRequest::CachePolicy cache_policy_override() const {
-    return cache_policy_override_;
-  }
-  void clear_cache_policy_override() {
-    cache_policy_override_set_ = false;
-    cache_policy_override_ = WebKit::WebURLRequest::UseProtocolCachePolicy;
-  }
-  bool is_cache_policy_override_set() const {
-    return cache_policy_override_set_;
-  }
-
-  // Indicator if SPDY was used as part of this page load.
-  void set_was_fetched_via_spdy(bool value) { was_fetched_via_spdy_ = value; }
-  bool was_fetched_via_spdy() const { return was_fetched_via_spdy_; }
-
-  void set_was_npn_negotiated(bool value) { was_npn_negotiated_ = value; }
-  bool was_npn_negotiated() const { return was_npn_negotiated_; }
-
-  void set_was_alternate_protocol_available(bool value) {
-    was_alternate_protocol_available_ = value;
-  }
-  bool was_alternate_protocol_available() const {
-    return was_alternate_protocol_available_;
-  }
-
-  void set_was_fetched_via_proxy(bool value) {
-    was_fetched_via_proxy_ = value;
-  }
-  bool was_fetched_via_proxy() const { return was_fetched_via_proxy_; }
-
-  // Whether the frame text contents was translated to a different language.
-  void set_was_translated(bool value) { was_translated_ = value; }
-  bool was_translated() const { return was_translated_; }
-
   // True iff the frame's navigation was within the same page.
   void set_was_within_same_page(bool value) { was_within_same_page_ = value; }
   bool was_within_same_page() const { return was_within_same_page_; }
 
-  void set_was_prefetcher(bool value) { was_prefetcher_ = value; }
-  bool was_prefetcher() const { return was_prefetcher_; }
-
-  void set_was_referred_by_prefetcher(bool value) {
-    was_referred_by_prefetcher_ = value;
-  }
-  bool was_referred_by_prefetcher() const {
-    return was_referred_by_prefetcher_;
-  }
-
  private:
   NavigationState(content::PageTransition transition_type,
-                  const base::Time& request_time,
                   bool is_content_initiated,
                   int32 pending_page_id,
                   int pending_history_list_offset);
 
   content::PageTransition transition_type_;
-  LoadType load_type_;
-  base::Time request_time_;
-  base::Time start_load_time_;
-  base::Time commit_load_time_;
-  base::Time finish_document_load_time_;
-  base::Time finish_load_time_;
-  base::Time first_paint_time_;
-  base::Time first_paint_after_load_time_;
-  bool load_histograms_recorded_;
-  bool web_timing_histograms_recorded_;
   bool request_committed_;
   bool is_content_initiated_;
   int32 pending_page_id_;
   int pending_history_list_offset_;
-  GURL searchable_form_url_;
-  std::string searchable_form_encoding_;
-  scoped_ptr<webkit_glue::PasswordForm> password_form_data_;
-  scoped_ptr<webkit_glue::AltErrorPageResourceFetcher> alt_error_page_fetcher_;
-  std::string security_info_;
 
-  bool use_error_page_;
-
-  bool cache_policy_override_set_;
-  WebKit::WebURLRequest::CachePolicy cache_policy_override_;
-
-  int http_status_code_;
-
-  bool was_fetched_via_spdy_;
-  bool was_npn_negotiated_;
-  bool was_alternate_protocol_available_;
-  bool was_fetched_via_proxy_;
-  bool was_translated_;
   bool was_within_same_page_;
 
-  // A prefetcher is a page that contains link rel=prefetch elements.
-  bool was_prefetcher_;
-  bool was_referred_by_prefetcher_;
-
   DISALLOW_COPY_AND_ASSIGN(NavigationState);
 };
 
 #endif  // CONTENT_PUBLIC_RENDERER_NAVIGATION_STATE_H_
 
 }  // namespace content