[Mac][Material Design] Center elements within the toolbar.

chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm

Index: chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm
diff --git a/chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm b/chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm
index 31b1b2f493cd95f858a43b1abef22d41181bb92f..4a669c2f882d8832a8686570be5f4662160b6006 100644
--- a/chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm
+++ b/chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm
@@ -308,8 +308,7 @@ class NotificationBridge : public AppMenuBadgeController::Delegate {
     backButtonFrame.origin.x =
         kMaterialDesignElementPadding + kMaterialDesignButtonInset;
     backButtonFrame.origin.y = NSMaxY(toolbarBounds) -
-        kMaterialDesignElementPadding - kMaterialDesignButtonInset -
-            toolbarButtonSize.height;
+        kMaterialDesignElementPadding - toolbarButtonSize.height;
     backButtonFrame.size = toolbarButtonSize;
     [backButton_ setFrame:backButtonFrame];
 
@@ -360,8 +359,8 @@ class NotificationBridge : public AppMenuBadgeController::Delegate {
     NSRect locationBarFrame = [locationBar_ frame];
     locationBarFrame.origin.x = NSMaxX(homeButtonFrame) +
         kMaterialDesignButtonInset;
-    locationBarFrame.origin.y = NSMaxY(toolbarBounds) -
-        kMaterialDesignElementPadding - kMaterialDesignLocationBarHeight;
+    locationBarFrame.origin.y = NSMaxY(toolbarBounds) - 2 -

[Avi (use Gerrit), 2016/04/11 21:32:06]

Is this "2" related to a constant somehow? An inset, an inset divided by 2?

+        kMaterialDesignLocationBarHeight;
     locationBarFrame.size.width =
         menuButtonFrame.origin.x -
             locationBarFrame.origin.x;