Commit the Instant preview when a tab loses focus. See b/6367695.

Review URL: https://chromiumcodereview.appspot.com/11137027

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@173063 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 10 insertions, 0 deletions

diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index bd0c8f6..23e2e75 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -1094,6 +1094,9 @@ void Browser::TabDeactivated(WebContents* contents) {
   // Save what the user's currently typing, so it can be restored when we
   // switch back to this tab.
   window_->GetLocationBar()->SaveStateToContents(contents);
+
+  if (instant_controller_)
+    instant_controller_->TabDeactivated(contents);
 }
 
 void Browser::ActiveTabChanged(WebContents* old_contents,
diff --git a/chrome/browser/ui/browser_instant_controller.cc b/chrome/browser/ui/browser_instant_controller.cc
index ba89cdf..30df1b6 100644
--- a/chrome/browser/ui/browser_instant_controller.cc
+++ b/chrome/browser/ui/browser_instant_controller.cc
@@ -147,6 +147,10 @@ void BrowserInstantController::ActiveTabChanged() {
   instant_.ActiveTabChanged();
 }
 
+void BrowserInstantController::TabDeactivated(content::WebContents* contents) {
+  instant_.TabDeactivated(contents);
+}
+
 void BrowserInstantController::SetContentHeight(int height) {
   OnThemeAreaHeightChanged(height);
 }
diff --git a/chrome/browser/ui/browser_instant_controller.h b/chrome/browser/ui/browser_instant_controller.h
index 401cfbd..570c334 100644
--- a/chrome/browser/ui/browser_instant_controller.h
+++ b/chrome/browser/ui/browser_instant_controller.h
@@ -76,6 +76,9 @@ class BrowserInstantController : public content::NotificationObserver,
   // Invoked by |browser_| when the active tab changes.
   void ActiveTabChanged();
 
+  // Invoked by |browser_| when the active tab is about to be deactivated.
+  void TabDeactivated(content::WebContents* contents);
+
   // Invoked by |BrowserWindow| during layout to set content height which is
   // used as theme area height, i.e. the height of the area that the entire
   // theme background image should fill up.