[rAC, OSX] Stop suggestions/inputs from flickering

chrome/browser/ui/cocoa/autofill/autofill_dialog_cocoa.mm

 // Copyright (c) 2013 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.
 
 #include "chrome/browser/ui/cocoa/autofill/autofill_dialog_cocoa.h"
 
 #include "base/bind.h"
 #include "base/mac/bundle_locations.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 62 matching lines @@
         base::Bind(&AutofillDialogCocoa::CloseNow,
                    close_weak_ptr_factory_.GetWeakPtr()));
   }
 }
 
 void AutofillDialogCocoa::CloseNow() {
   constrained_window_->CloseWebContentsModalDialog();
 }
 
 void AutofillDialogCocoa::UpdatesStarted() {
-  // TODO(estade): implement if it makes sense to.
 }
 
 void AutofillDialogCocoa::UpdatesFinished() {
-  // TODO(estade): implement if it makes sense to.
 }
 
 void AutofillDialogCocoa::UpdateAccountChooser() {
   [sheet_delegate_ updateAccountChooser];
 }
 
 void AutofillDialogCocoa::UpdateButtonStrip() {
   [sheet_delegate_ updateButtonStrip];
 }
 
@@ skipping 230 matching lines @@
   }
   return self;
 }
 
 - (void)dealloc {
   [[NSNotificationCenter defaultCenter] removeObserver:self];
   [super dealloc];
 }
 
 - (void)onContentViewFrameDidChange:(NSNotification*)notification {
-  [self performLayout];
+  [self requestRelayout];
 }
 
 - (void)requestRelayout {
-  [self performLayout];
+  SEL sel = @selector(performLayout);
+  [NSObject cancelPreviousPerformRequestsWithTarget:self
+                                           selector:sel
+                                             object:nil];
+  [self performSelector:sel withObject:nil afterDelay:0.0];
 }
 
 - (NSSize)preferredSize {
   NSSize contentSize;
   // TODO(groby): Currently, keep size identical to main container.
   // Change to allow autoresize of web contents.
   contentSize = [mainContainer_ preferredSize];
 
   NSSize headerSize = NSMakeSize(contentSize.width, kAccountChooserHeight);
   NSSize size = NSMakeSize(
@@ skipping 90 matching lines @@
   // Observe that to allow resizes based on browser size.
   // NOTE: This MUST come last after all initial setup is done, because there
   // is an immediate notification post registration.
   DCHECK([self window]);
   [[NSNotificationCenter defaultCenter]
       addObserver:self
          selector:@selector(onContentViewFrameDidChange:)
              name:NSWindowDidMoveNotification
            object:[self window]];
 
+  [self updateAccountChooser];
+  [self updateNotificationArea];
   [self requestRelayout];
 }
 
 - (void)hide {
   autofillDialog_->delegate()->OnCancel();
   autofillDialog_->PerformClose();
 }
 
 - (void)updateNotificationArea {
   [mainContainer_ updateNotificationArea];
@@ skipping 37 matching lines @@
 
 - (void)fillSection:(autofill::DialogSection)section
            forInput:(const autofill::DetailInput&)input {
   [[mainContainer_ sectionForId:section] fillForInput:input];
 }
 
 - (content::NavigationController*)showSignIn {
   [signInContainer_ loadSignInPage];
   [[mainContainer_ view] setHidden:YES];
   [[signInContainer_ view] setHidden:NO];
-  [self performLayout];
+  [self requestRelayout];
 
   return [signInContainer_ navigationController];
 }
 
 - (void)getInputs:(autofill::DetailOutputMap*)output
        forSection:(autofill::DialogSection)section {
   [[mainContainer_ sectionForId:section] getInputs:output];
 }
 
 - (BOOL)saveDetailsLocally {
   return [mainContainer_ saveDetailsLocally];
 }
 
 - (void)hideSignIn {
   [[signInContainer_ view] setHidden:YES];
   [[mainContainer_ view] setHidden:NO];
-  [self performLayout];
+  [self requestRelayout];
 }
 
 - (void)modelChanged {
   [mainContainer_ modelChanged];
 }
 
 @end
 
 
 @implementation AutofillDialogWindowController (TestableAutofillDialogView)
@@ skipping 13 matching lines @@
 }
 
 - (void)activateFieldForInput:(const autofill::DetailInput&)input {
   for (size_t i = autofill::SECTION_MIN; i <= autofill::SECTION_MAX; ++i) {
     autofill::DialogSection section = static_cast<autofill::DialogSection>(i);
     [[mainContainer_ sectionForId:section] activateFieldForInput:input];
   }
 }
 
 @end