Use (i) icon and the same tooltip for the credit cards dialog and account chooser on Mac.

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

 // Copyright 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.
 
 #import "chrome/browser/ui/cocoa/autofill/autofill_tooltip_controller.h"
 
 #include "base/mac/foundation_util.h"
 #import "chrome/browser/ui/cocoa/autofill/autofill_bubble_controller.h"
 #import "ui/base/cocoa/base_view.h"
 #include "ui/base/cocoa/cocoa_base_utils.h"
@@ skipping 84 matching lines @@
   [tooltipController_ setHoveringOnBubble:NO];
 }
 
 @end
 
 #pragma mark AutofillTooltipController
 
 @implementation AutofillTooltipController
 
 @synthesize message = message_;
+@synthesize maxTooltipWidth = maxTooltipWidth_;
 
 - (id)initWithArrowLocation:(info_bubble::BubbleArrowLocation)arrowLocation {
   if ((self = [super init])) {
     arrowLocation_ = arrowLocation;
+    maxTooltipWidth_ = CGFLOAT_MAX;
     view_.reset([[AutofillTooltip alloc] init]);
     [self setView:view_];
     [view_ setTooltipController:self];
   }
   return self;
 }
 
 - (void)dealloc {
   [view_ setTooltipController:nil];
   [NSObject cancelPreviousPerformRequestsWithTarget:self];
   [[NSNotificationCenter defaultCenter]
       removeObserver:self
                 name:NSWindowWillCloseNotification
               object:[bubbleController_ window]];
   [super dealloc];
 }
 
 - (void)setImage:(NSImage*)image {
   [view_ setImage:image];
   [view_ setFrameSize:[image size]];
 }
 
 - (void)tooltipWindowWillClose:(NSNotification*)notification {
   bubbleController_ = nil;
 }
 
 - (void)displayHover {
   [bubbleController_ close];
-  bubbleController_ =
-    [[AutofillBubbleController alloc]
-        initWithParentWindow:[[self view] window]
-                     message:[self message]
-                       inset:NSMakeSize(kTooltipInset, kTooltipInset)
-               arrowLocation:arrowLocation_];
+  bubbleController_ = [[AutofillBubbleController alloc]
+      initWithParentWindow:[[self view] window]
+                   message:[self message]
+                     inset:NSMakeSize(kTooltipInset, kTooltipInset)
+             maxLabelWidth:maxTooltipWidth_
+             arrowLocation:arrowLocation_];
   [bubbleController_ setShouldCloseOnResignKey:NO];
 
   // Handle bubble self-deleting.
   NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
   [center addObserver:self
              selector:@selector(tooltipWindowWillClose:)
                  name:NSWindowWillCloseNotification
                object:[bubbleController_ window]];
 
   // Inject a tracking view so controller can track hover events for the bubble.
@@ skipping 40 matching lines @@
     // timer to change visibility. (Uses '!!' to force bool values)
     if (!!bubbleController_ ^ !!shouldDisplayTooltip_) {
       SEL sel = shouldDisplayTooltip_ ? @selector(displayHover)
                                       : @selector(hideHover);
       [self performSelector:sel withObject:nil afterDelay:kTooltipDelay];
     }
   }
 }
 
 @end