Fix HostZoomMap related crash from r86367. Re-enable PDFBrowserTest.Slow_Loading.

BUG=76788
TEST=Re-enabled test does not crash.

Review URL: http://codereview.chromium.org/7065018

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@86402 0039d316-1c4b-4281-b951-d872f2087c98

chrome/test/plugin/pdf_browsertest.cc

@@ -269,7 +269,7 @@ IN_PROC_BROWSER_TEST_F(PDFBrowserTest, MAYBE_FindAndCopy) {
 // This also loads all documents that used to crash, to ensure we don't have
 // regressions.
 // Flaky as per http://crbug.com/74548.
-IN_PROC_BROWSER_TEST_F(PDFBrowserTest, DISABLED_SLOW_Loading) {
+IN_PROC_BROWSER_TEST_F(PDFBrowserTest, FLAKY_SLOW_Loading) {
   ASSERT_TRUE(pdf_test_server()->Start());
 
   NavigationController* controller =

content/browser/host_zoom_map.cc

@@ -90,9 +90,11 @@ void HostZoomMap::SetTemporaryZoomLevel(int render_process_id,
     }
   }
 
+  std::string host;
   NotificationService::current()->Notify(NotificationType::ZOOM_LEVEL_CHANGED,
                                          Source<HostZoomMap>(this),
-                                         NotificationService::NoDetails());
+                                         Details<const std::string>(&host));
+
 }
 
 void HostZoomMap::Observe(