Introduce v8-cache-strategies-for-cache-storage setting flags.

content/public/common/web_preferences.h

 // Copyright 2014 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_COMMON_WEB_PREFERENCES_H_
 #define CONTENT_PUBLIC_COMMON_WEB_PREFERENCES_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 24 matching lines @@
 
 // Cache options for V8. See V8CacheOptions.h for information on the options.
 enum V8CacheOptions {
   V8_CACHE_OPTIONS_DEFAULT,
   V8_CACHE_OPTIONS_NONE,
   V8_CACHE_OPTIONS_PARSE,
   V8_CACHE_OPTIONS_CODE,
   V8_CACHE_OPTIONS_LAST = V8_CACHE_OPTIONS_CODE
 };
 
+// Strategies to cache V8 data in CacheStorage. (off, normal, or aggressive)
+enum V8CacheStrategiesForCacheStorage {
+  V8_CACHE_STRATEGIES_FOR_CACHE_STORAGE_DEFAULT,
+  V8_CACHE_STRATEGIES_FOR_CACHE_STORAGE_NONE,
+  V8_CACHE_STRATEGIES_FOR_CACHE_STORAGE_NORMAL,
+  V8_CACHE_STRATEGIES_FOR_CACHE_STORAGE_AGGRESSIVE,
+  V8_CACHE_STRATEGIES_FOR_CACHE_STORAGE_LAST =
+      V8_CACHE_STRATEGIES_FOR_CACHE_STORAGE_AGGRESSIVE
+};
+
 // ImageAnimationPolicy is used for controlling image animation
 // when image frame is rendered for animation.
 // See third_party/WebKit/Source/platform/graphics/ImageAnimationPolicy.h
 // for information on the options.
 enum ImageAnimationPolicy {
   IMAGE_ANIMATION_POLICY_ALLOWED,
   IMAGE_ANIMATION_POLICY_ANIMATION_ONCE,
   IMAGE_ANIMATION_POLICY_NO_ANIMATION
 };
 
@@ skipping 115 matching lines @@
   bool viewport_meta_enabled;
   ViewportStyle viewport_style;
   bool main_frame_resizes_are_orientation_changes;
   bool initialize_at_minimum_page_scale;
   bool smart_insert_delete_enabled;
   bool spatial_navigation_enabled;
   int pinch_overlay_scrollbar_thickness;
   bool use_solid_color_scrollbars;
   bool navigate_on_drag_drop;
   V8CacheOptions v8_cache_options;
+  V8CacheStrategiesForCacheStorage v8_cache_strategies_for_cache_storage;
   bool inert_visual_viewport;
   bool record_whole_document;
 
   // This flags corresponds to a Page's Settings' setCookieEnabled state. It
   // only controls whether or not the "document.cookie" field is properly
   // connected to the backing store, for instance if you wanted to be able to
   // define custom getters and setters from within a unique security content
   // without raising a DOM security exception.
   bool cookie_enabled;
 
@@ skipping 47 matching lines @@
   // chrome, except for the cases where it would require lots of extra work for
   // the embedder to use the same default value.
   WebPreferences();
   WebPreferences(const WebPreferences& other);
   ~WebPreferences();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_WEB_PREFERENCES_H_