Remove --disable-desktop-notifications flag.

This CL has chromium side of the changes made to remove the
--disable-desktop-notifications flag.

BUG=414270

Review URL: https://codereview.chromium.org/607843002

Cr-Commit-Position: refs/heads/master@{#298678}
diff --git a/AUTHORS b/AUTHORS
index 762eecc..2e9a4d2 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -288,6 +288,7 @@
 Matthias Reitinger <reimarvin@gmail.com>
 Max Perepelitsyn <pph34r@gmail.com>
 Max Vujovic <mvujovic@adobe.com>
+Mayur Kankanwadi <mayurk.vk@samsung.com>
 Michael Gilbert <floppymaster@gmail.com>
 Michael Schechter <mike.schechter@gmail.com>
 Michael Zugelder <michael@zugelder.org>
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index 6982feb..d7f283fa 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -1095,7 +1095,6 @@
     switches::kDisablePreferCompositingToLCDText,
     switches::kDisableCompositingForTransition,
     switches::kDisableDatabases,
-    switches::kDisableDesktopNotifications,
     switches::kDisableDirectNPAPIRequests,
     switches::kDisableDisplayList2dCanvas,
     switches::kDisableDistanceFieldText,
diff --git a/content/child/runtime_features.cc b/content/child/runtime_features.cc
index 9cff403..e75a088 100644
--- a/content/child/runtime_features.cc
+++ b/content/child/runtime_features.cc
@@ -95,9 +95,6 @@
   if (command_line.HasSwitch(switches::kDisableBlinkScheduler))
     WebRuntimeFeatures::enableBlinkScheduler(false);
 
-  if (command_line.HasSwitch(switches::kDisableDesktopNotifications))
-    WebRuntimeFeatures::enableNotifications(false);
-
   if (command_line.HasSwitch(switches::kDisableLocalStorage))
     WebRuntimeFeatures::enableLocalStorage(false);
 
diff --git a/content/public/common/content_switches.cc b/content/public/common/content_switches.cc
index 4a96332..9e97c47 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -114,9 +114,6 @@
 // Disables delegated renderer.
 const char kDisableDelegatedRenderer[]      = "disable-delegated-renderer";
 
-// Disables desktop notifications (default enabled on windows).
-const char kDisableDesktopNotifications[]   = "disable-desktop-notifications";
-
 // Handles URL requests by NPAPI plugins through the renderer.
 const char kDisableDirectNPAPIRequests[]    = "disable-direct-npapi-requests";
 
diff --git a/content/public/common/content_switches.h b/content/public/common/content_switches.h
index 18f3c68..7258a0b6 100644
--- a/content/public/common/content_switches.h
+++ b/content/public/common/content_switches.h
@@ -42,7 +42,6 @@
 CONTENT_EXPORT extern const char kDisableCompositingForTransition[];
 CONTENT_EXPORT extern const char kDisableDatabases[];
 CONTENT_EXPORT extern const char kDisableDelegatedRenderer[];
-extern const char kDisableDesktopNotifications[];
 extern const char kDisableDirectNPAPIRequests[];
 CONTENT_EXPORT extern const char kDisableDistanceFieldText[];
 CONTENT_EXPORT extern const char kDisableDisplayList2dCanvas[];