Size TabContents being restored during a session restore.

BUG=40232
TEST=none


Review URL: http://codereview.chromium.org/1658004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@44792 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 11 insertions, 3 deletions

diff --git a/chrome/browser/sessions/session_restore.cc b/chrome/browser/sessions/session_restore.cc
index 700290a..dfa65d1 100644
--- a/chrome/browser/sessions/session_restore.cc
+++ b/chrome/browser/sessions/session_restore.cc
@@ -398,14 +398,22 @@ class SessionRestoreImpl : public NotificationObserver {
           0,
           std::min(selected_index,
                    static_cast<int>(tab.navigations.size() - 1)));
-      tab_loader_->AddTab(
-          &browser->AddRestoredTab(tab.navigations,
+      TabContents* new_tab = browser->AddRestoredTab(tab.navigations,
                                    static_cast<int>(i - window.tabs.begin()),
                                    selected_index,
                                    tab.app_extension_id,
                                    false,
                                    tab.pinned,
-                                   true)->controller());
+                                   true);
+      // We set the size of the view here, before WebKit does its initial
+      // layout.  If we don't, the initial layout of background tabs will be
+      // performed with a view width of 0, which may cause script outputs and
+      // anchor link location calculations to be incorrect even after a new
+      // layout with proper view dimensions. TabStripModel::AddTabContents()
+      // contains similar logic.
+      new_tab->view()->SizeContents(window.bounds.size());
+      new_tab->HideContents();
+      tab_loader_->AddTab(&new_tab->controller());
     }
   }