Fix crashes in DownloadRequestLimiter when extension popups/bubbles initiate downloads automatically

chrome/browser/ui/browser.h

Index: chrome/browser/ui/browser.h
diff --git a/chrome/browser/ui/browser.h b/chrome/browser/ui/browser.h
index 46ba61cd7af8162c330ab1cd451aa825a901b08f..c4947409a7e962b40906337322dfa6bfa2793fc7 100644
--- a/chrome/browser/ui/browser.h
+++ b/chrome/browser/ui/browser.h
@@ -818,58 +818,6 @@ class Browser : public TabStripModelDelegate,
     return extension_window_controller_.get();
   }
 
- protected:
-  // Wrapper for the factory method in BrowserWindow. This allows subclasses to
-  // set their own window.
-  virtual BrowserWindow* CreateBrowserWindow();
-
- private:
-  friend class BrowserTest;
-  FRIEND_TEST_ALL_PREFIXES(AppModeTest, EnableAppModeTest);
-  FRIEND_TEST_ALL_PREFIXES(BrowserTest, NoTabsInPopups);
-  FRIEND_TEST_ALL_PREFIXES(BrowserTest, ConvertTabToAppShortcut);
-  FRIEND_TEST_ALL_PREFIXES(BrowserTest, OpenAppWindowLikeNtp);
-  FRIEND_TEST_ALL_PREFIXES(BrowserTest, AppIdSwitch);
-  FRIEND_TEST_ALL_PREFIXES(BrowserTest, TabEntersPresentationModeFromWindowed);
-  FRIEND_TEST_ALL_PREFIXES(FullscreenExitBubbleControllerTest,
-                           DenyExitsFullscreen);
-  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest, OpenAppShortcutNoPref);
-  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest,
-                           OpenAppShortcutWindowPref);
-  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest, OpenAppShortcutTabPref);
-  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest, OpenAppShortcutPanel);
-
-  // Used to describe why a tab is being detached. This is used by
-  // TabDetachedAtImpl.
-  enum DetachType {
-    // Result of TabDetachedAt.
-    DETACH_TYPE_DETACH,
-
-    // Result of TabReplacedAt.
-    DETACH_TYPE_REPLACE,
-
-    // Result of the tab strip not having any significant tabs.
-    DETACH_TYPE_EMPTY
-  };
-
-  // Describes where the bookmark bar state change originated from.
-  enum BookmarkBarStateChangeReason {
-    // From the constructor.
-    BOOKMARK_BAR_STATE_CHANGE_INIT,
-
-    // Change is the result of the active tab changing.
-    BOOKMARK_BAR_STATE_CHANGE_TAB_SWITCH,
-
-    // Change is the result of the bookmark bar pref changing.
-    BOOKMARK_BAR_STATE_CHANGE_PREF_CHANGE,
-
-    // Change is the result of a state change in the active tab.
-    BOOKMARK_BAR_STATE_CHANGE_TAB_STATE,
-
-    // Change is the result of window toggling in/out of fullscreen mode.
-    BOOKMARK_BAR_STATE_CHANGE_TOGGLE_FULLSCREEN,
-  };
-
   // Overridden from content::WebContentsDelegate:
   virtual content::WebContents* OpenURLFromTab(
       content::WebContents* source,
@@ -979,6 +927,58 @@ class Browser : public TabStripModelDelegate,
   virtual void ResizeDueToAutoResize(content::WebContents* source,
                                      const gfx::Size& new_size) OVERRIDE;
 
+ protected:
+  // Wrapper for the factory method in BrowserWindow. This allows subclasses to
+  // set their own window.
+  virtual BrowserWindow* CreateBrowserWindow();
+
+ private:
+  friend class BrowserTest;
+  FRIEND_TEST_ALL_PREFIXES(AppModeTest, EnableAppModeTest);
+  FRIEND_TEST_ALL_PREFIXES(BrowserTest, NoTabsInPopups);
+  FRIEND_TEST_ALL_PREFIXES(BrowserTest, ConvertTabToAppShortcut);
+  FRIEND_TEST_ALL_PREFIXES(BrowserTest, OpenAppWindowLikeNtp);
+  FRIEND_TEST_ALL_PREFIXES(BrowserTest, AppIdSwitch);
+  FRIEND_TEST_ALL_PREFIXES(BrowserTest, TabEntersPresentationModeFromWindowed);
+  FRIEND_TEST_ALL_PREFIXES(FullscreenExitBubbleControllerTest,
+                           DenyExitsFullscreen);
+  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest, OpenAppShortcutNoPref);
+  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest,
+                           OpenAppShortcutWindowPref);
+  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest, OpenAppShortcutTabPref);
+  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest, OpenAppShortcutPanel);
+
+  // Used to describe why a tab is being detached. This is used by
+  // TabDetachedAtImpl.
+  enum DetachType {
+    // Result of TabDetachedAt.
+    DETACH_TYPE_DETACH,
+
+    // Result of TabReplacedAt.
+    DETACH_TYPE_REPLACE,
+
+    // Result of the tab strip not having any significant tabs.
+    DETACH_TYPE_EMPTY
+  };
+
+  // Describes where the bookmark bar state change originated from.
+  enum BookmarkBarStateChangeReason {
+    // From the constructor.
+    BOOKMARK_BAR_STATE_CHANGE_INIT,
+
+    // Change is the result of the active tab changing.
+    BOOKMARK_BAR_STATE_CHANGE_TAB_SWITCH,
+
+    // Change is the result of the bookmark bar pref changing.
+    BOOKMARK_BAR_STATE_CHANGE_PREF_CHANGE,
+
+    // Change is the result of a state change in the active tab.
+    BOOKMARK_BAR_STATE_CHANGE_TAB_STATE,
+
+    // Change is the result of window toggling in/out of fullscreen mode.
+    BOOKMARK_BAR_STATE_CHANGE_TOGGLE_FULLSCREEN,
+  };
+
   virtual void FindReply(content::WebContents* tab,
                          int request_id,
                          int number_of_matches,