Fix some infobar problems.

chrome/browser/ui/cocoa/browser_window_controller_private.mm

Index: chrome/browser/ui/cocoa/browser_window_controller_private.mm
diff --git a/chrome/browser/ui/cocoa/browser_window_controller_private.mm b/chrome/browser/ui/cocoa/browser_window_controller_private.mm
index 00bc9a2d7f6f39bcc704b66cfc704b58e0758ef1..f4bc80a871cda38e9f04533a02623e23758bc340 100644
--- a/chrome/browser/ui/cocoa/browser_window_controller_private.mm
+++ b/chrome/browser/ui/cocoa/browser_window_controller_private.mm
@@ -475,6 +475,8 @@ willPositionSheet:(NSWindow*)sheet
   containerFrame.origin.y = maxY;
   containerFrame.size.width = width;
   [containerView setFrame:containerFrame];
+  [infoBarContainerController_ setMaxTopArrowHeight:[self
+      infoBarMaxTopArrowHeight]];
   return maxY;
 }
 
@@ -1058,4 +1060,21 @@ willPositionSheet:(NSWindow*)sheet
       setShouldSuppressTopInfoBarTip:![self hasToolbar]];
 }
 
+- (NSInteger)infoBarMaxTopArrowHeight {
+  NSInteger topArrowHeight = 0;
+  LocationBarViewMac* locationBarView = [self locationBarBridge];
+  NSPoint iconBottom = locationBarView->GetPageInfoBubblePoint();
+
+  CGFloat overlappingTipHeight =
+      [infoBarContainerController_ overlappingTipHeight];
+  NSPoint infoBarTop =
+      NSMakePoint(0, NSHeight([infoBarContainerController_ view].frame) -
+                  overlappingTipHeight);
+  infoBarTop = [[infoBarContainerController_ view] convertPoint:infoBarTop
+                                                         toView:nil];
+
+  topArrowHeight = iconBottom.y - infoBarTop.y;
+  return topArrowHeight;
+}
+
 @end  // @implementation BrowserWindowController(Private)