[Mac] Remove flicker when typing in the findbar.

BUG=http://crbug.com/25590
TEST=No flicker when typing in findbar.
Review URL: http://codereview.chromium.org/333007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@29868 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 7 insertions, 0 deletions

diff --git a/chrome/browser/cocoa/find_bar_cocoa_controller.h b/chrome/browser/cocoa/find_bar_cocoa_controller.h
index 523db10..b974fcf 100644
--- a/chrome/browser/cocoa/find_bar_cocoa_controller.h
+++ b/chrome/browser/cocoa/find_bar_cocoa_controller.h
@@ -39,6 +39,9 @@ class FindNotificationDetails;
   // running (stopAnimation is currently called before the last tab in a
   // window is removed).
   scoped_nsobject<NSViewAnimation> currentAnimation_;
+
+  // If YES, do nothing as a result of find pasteboard update notifications.
+  BOOL suppressPboardUpdateActions_;
 };
 
 // Initializes a new FindBarCocoaController.
diff --git a/chrome/browser/cocoa/find_bar_cocoa_controller.mm b/chrome/browser/cocoa/find_bar_cocoa_controller.mm
index 995f29c..dc39596 100644
--- a/chrome/browser/cocoa/find_bar_cocoa_controller.mm
+++ b/chrome/browser/cocoa/find_bar_cocoa_controller.mm
@@ -92,6 +92,8 @@ static float kFindBarCloseDuration = 0.15;
 }
 
 - (void)findPboardUpdated:(NSNotification*)notification {
+  if (suppressPboardUpdateActions_)
+    return;
   [self prepopulateText:[[FindPasteboard sharedInstance] findText]
              stopSearch:YES];
 }
@@ -132,7 +134,9 @@ static float kFindBarCloseDuration = 0.15;
     return;
 
   NSString* findText = [findText_ stringValue];
+  suppressPboardUpdateActions_ = YES;
   [[FindPasteboard sharedInstance] setFindText:findText];
+  suppressPboardUpdateActions_ = NO;
 
   if ([findText length] > 0) {
     tab_contents->StartFinding(base::SysNSStringToUTF16(findText), true, false);