Don't call OnNativeWidgetVisibilityChange in NativeWidgetGtk

BUG=chromium-os:20545
TEST=added a test case in FindInPageControllerTest.AcceleratorRestoring. See bug for repro step.

Review URL: http://codereview.chromium.org/7978015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@102233 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/find_bar/find_bar_host_browsertest.cc

@@ -782,6 +782,13 @@ IN_PROC_BROWSER_TEST_F(FindInPageControllerTest, AcceleratorRestoring) {
   // The accelerator for Escape should be back to what it was before.
   EXPECT_EQ(old_target,
             focus_manager->GetCurrentTargetForAccelerator(escape));
+
+  // Show find bar again with animation on, and the target should be
+  // on find bar.
+  DropdownBarHost::disable_animations_during_testing_ = false;
+  browser()->ShowFindBar();
+  EXPECT_EQ(new_target,
+            focus_manager->GetCurrentTargetForAccelerator(escape));
 }
 #endif  // TOOLKIT_VIEWS
 

views/widget/native_widget_gtk.cc

@@ -1166,7 +1166,8 @@ void NativeWidgetGtk::Show() {
     gtk_widget_show(widget_);
     if (widget_->window)
       gdk_window_raise(widget_->window);
-    delegate_->OnNativeWidgetVisibilityChanged(true);
+    // See Hide() for the reason why we're not calling
+    // OnNativeWidgetVisibilityChange.
   }
 }
 
@@ -1175,7 +1176,15 @@ void NativeWidgetGtk::Hide() {
     gtk_widget_hide(widget_);
     if (widget_->window)
       gdk_window_lower(widget_->window);
-    delegate_->OnNativeWidgetVisibilityChanged(false);
+    // We're not calling OnNativeWidgetVisibilityChanged because it
+    // breaks the ability to refocus to FindBar. NativeControlGtk
+    // detaches the underlying gtk widget for optimization purpose
+    // when it becomes invisible, which in turn breaks SetNativeFocus
+    // because there is no gtk attached to NativeControlGtk. I'm not
+    // fixing that part because
+    // a) This is views/gtk only issue, which will be gone soon.
+    // b) Alternative fix, which we can modify animator to show it
+    // immediately, won't be necessary for non gtk implementation.
   }
 }