Zoom browsertest: Relax precision of floating-point comparison

content/browser/zoom_browsertest.cc

 // Copyright 2016 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.
 
 #include <vector>
 
 #include "base/strings/string_util.h"
 #include "content/browser/frame_host/frame_tree_node.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
@@ skipping 566 matching lines @@
   // to b.com, and then a subframe loads, the zoom should change.
   GURL redirect_url(embedded_test_server()->GetURL(
       redirected_host, "/cross_site_iframe_factory.html?b(b)"));
   GURL url(embedded_test_server()->GetURL(
       initial_host, "/client-redirect?" + redirect_url.spec()));
 
   NavigateToURLBlockUntilNavigationsComplete(shell(), url, 2);
   EXPECT_TRUE(IsLastCommittedEntryOfPageType(web_contents(), PAGE_TYPE_NORMAL));
   EXPECT_EQ(redirect_url, web_contents()->GetLastCommittedURL());
 
-  EXPECT_NEAR(
-      kZoomFactorForRedirectedHost,
-      GetMainFrameZoomFactor(web_contents(), main_frame_window_border),
-      0.001);
+  EXPECT_NEAR(kZoomFactorForRedirectedHost,
+              GetMainFrameZoomFactor(web_contents(), main_frame_window_border),
+              0.01);
 }
 #endif
 
 // Tests that on cross-site navigation from a page that has a subframe, the
 // appropriate zoom is applied to the new page.
 // crbug.com/673065
 // Note: We exclude the this test on Android since Android does not set page
 // zoom levels for loading pages.
 // See RenderFrameImpl::SetHostZoomLevel().
 #if !defined(OS_ANDROID)
@@ skipping 51 matching lines @@
   // approximate. As the common failure mode would be that the zoom is ~1
   // instead of ~2, this approximation shouldn't be problematic.
   EXPECT_NEAR(
       new_zoom_factor,
       GetMainFrameZoomFactor(web_contents(), main_frame_window_border),
       .1);
 }
 #endif
 
 }  // namespace content