Enable more browser tests that now pass with PlzNavigate.

BUG=504347
TBR=scottmg

Review-Url: https://codereview.chromium.org/2442903002
Cr-Commit-Position: refs/heads/master@{#427021}

testing/buildbot/filters/browser-side-navigation.linux.browser_tests.filter

 -ActivityLogApiTest.TriggerEvent
--BrowserActionApiTest.BrowserActionPopupWithIframe
 -ChromeServiceWorker*
 -CrazyExtensionTest.Crazy
 -DevToolsSanityTest.TestNetworkRawHeadersText
@@ -12,7 +11,6 @@
 -ExtensionApiTest.SandboxedPages
 -ExtensionBindingsApiTest.ModuleSystem
 -ExtensionBrowserTest.WindowOpenExtension
--ExtensionResourceRequestPolicyTest.Iframe
 # ExtensionWebRequestApiTest.WebRequestDeclarative2 crashes on bots but passes locally
 -ExtensionWebRequestApiTest.WebRequestDeclarative2
 -ExtensionWebRequestApiTest.WebRequestUnloadImmediately
@@ -60,10 +58,7 @@
 
 # Fail in Debug.
 -BookmarkBubbleSignInDelegateTest.*
--GetAuthTokenFunctionTest.ComponentWithNormalClientId
--GetAuthTokenFunctionTest.ComponentWithChromeClientId
 -PolicyTest.ExtensionInstallBlacklistSharedModules
--WebNavigationApiTest.ServerRedirect
 
 # https://crbug.com/652767: NavigationHandle::GetResponseHeaders sometimes
 # returns null for browser-side navigations