aw: Remove kDisablePageVisibility

android_webview/browser/aw_content_browser_client.cc

Index: android_webview/browser/aw_content_browser_client.cc
diff --git a/android_webview/browser/aw_content_browser_client.cc b/android_webview/browser/aw_content_browser_client.cc
index c69540770e04963821bd3943bfa1b997fdad74b3..584122ee25ed7f9ac2f90ff9f769c5eaa7ff4f8f 100644
--- a/android_webview/browser/aw_content_browser_client.cc
+++ b/android_webview/browser/aw_content_browser_client.cc
@@ -277,14 +277,6 @@ void AwContentBrowserClient::AppendExtraCommandLineSwitches(
     // The only kind of a child process WebView can have is renderer.
     DCHECK_EQ(switches::kRendererProcess,
               command_line->GetSwitchValueASCII(switches::kProcessType));
-
-    const base::CommandLine& browser_command_line =
-        *base::CommandLine::ForCurrentProcess();
-    static const char* const kCommonSwitchNames[] = {
-      switches::kDisablePageVisibility,
-    };
-    command_line->CopySwitchesFrom(browser_command_line, kCommonSwitchNames,
-                                   arraysize(kCommonSwitchNames));
   }
 }