Fix the URL status bubble overlapping the Mac download shelf

chrome/browser/cocoa/browser_window_controller.mm

Index: chrome/browser/cocoa/browser_window_controller.mm
===================================================================
--- chrome/browser/cocoa/browser_window_controller.mm	(revision 21184)
+++ chrome/browser/cocoa/browser_window_controller.mm	(working copy)
@@ -204,7 +204,7 @@
              object:[self tabContentArea]];
 
     // Create the bridge for the status bubble.
-    statusBubble_.reset(new StatusBubbleMac([self window]));
+    statusBubble_.reset(new StatusBubbleMac([self window], self));
 
 #if 0
     // Move all buttons down two pixels for visual balance.
@@ -440,6 +440,18 @@
     browser_->ExecuteCommand(command);
 }
 
+// StatusBubble delegate method: tell the status bubble how far above the bottom
+// of the window it should position itself.
+- (float)verticalOffsetForStatusBubble {
+  float offset = 0.0;
+
+  // Don't create a download shelf if there isn't one.
+  if (downloadShelfController_.get() && [[self downloadShelf] isVisible])
+    offset += [[self downloadShelf] height];
+
+  return offset;
+}
+
 - (LocationBar*)locationBar {
   return [toolbarController_ locationBar];
 }