No more extension install infobars.

chrome/browser/ui/cocoa/extensions/extension_installed_bubble_controller.mm

 // Copyright (c) 2012 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/extensions/extension_installed_bubble_controller.h"
 
 #include "base/i18n/rtl.h"
 #include "base/mac/bundle_locations.h"
 #include "base/mac/mac_util.h"
 #include "base/sys_string_conversions.h"
@@ skipping 95 matching lines @@
     if (bundle_) {
       type_ = extension_installed_bubble::kBundle;
     } else if (!extension->omnibox_keyword().empty()) {
       type_ = extension_installed_bubble::kOmniboxKeyword;
     } else if (extension->browser_action()) {
       type_ = extension_installed_bubble::kBrowserAction;
     } else if (extension->page_action() &&
                !extension->page_action()->default_icon_path().empty()) {
       type_ = extension_installed_bubble::kPageAction;
     } else {
-      NOTREACHED();  // kGeneric installs handled in extension_install_prompt.
+      type_ = extension_installed_bubble::kGeneric;
     }
 
     if (type_ == extension_installed_bubble::kBundle) {
       [self showWindow:self];
     } else {
       // Start showing window only after extension has fully loaded.
       extensionObserver_.reset(new ExtensionLoadedNotificationObserver(
           self, browser->profile()));
     }
   }
@@ skipping 73 matching lines @@
       // would ordinarily only be displayed on a page of the appropriate type.
       // We remove this preview when the extension installed bubble closes.
       locationBarView->SetPreviewEnabledPageAction(extension_->page_action(),
                                                    true);
 
       // Find the center of the bottom of the page action icon.
       arrowPoint =
           locationBarView->GetPageActionBubblePoint(extension_->page_action());
       break;
     }
-    case extension_installed_bubble::kBundle: {
+    case extension_installed_bubble::kBundle:
+    case extension_installed_bubble::kGeneric: {
+      // Point at the bottom of the wrench menu.
       NSView* wrenchButton =
           [[window->cocoa_controller() toolbarController] wrenchButton];
       const NSRect bounds = [wrenchButton bounds];
-      NSPoint anchor = NSMakePoint(NSMidX(bounds), NSMidY(bounds));
+      NSPoint anchor = NSMakePoint(NSMidX(bounds), NSMaxY(bounds));
       arrowPoint = [wrenchButton convertPoint:anchor toView:nil];
       break;
     }
     default: {
-      NOTREACHED() << "Generic extension type not allowed in install bubble.";
+      NOTREACHED();
     }
   }
   return arrowPoint;
 }
 
 // Override -[BaseBubbleController showWindow:] to tweak bubble location and
 // set up UI elements.
 - (void)showWindow:(id)sender {
-  // Generic extensions get an infobar rather than a bubble.
-  DCHECK(type_ != extension_installed_bubble::kGeneric);
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   // Load nib and calculate height based on messages to be shown.
   NSWindow* window = [self initializeWindow];
   int newWindowHeight = [self calculateWindowHeight];
   [self.bubble setFrameSize:NSMakeSize(
       NSWidth([[window contentView] bounds]), newWindowHeight)];
   NSSize windowDelta = NSMakeSize(
       0, newWindowHeight - NSHeight([[window contentView] bounds]));
   windowDelta = [[window contentView] convertSize:windowDelta toView:nil];
@@ skipping 210 matching lines @@
 
 - (NSRect)getExtensionInstalledInfoMsgFrame {
   return [extensionInstalledInfoMsg_ frame];
 }
 
 - (void)extensionUnloaded:(id)sender {
   extension_ = NULL;
 }
 
 @end