Revert of Temporarily disable WebView fullscreen video tests until we land fullscreen IPC changes

android_webview/javatests/src/org/chromium/android_webview/test/AwContentsClientFullScreenVideoTest.java

Index: android_webview/javatests/src/org/chromium/android_webview/test/AwContentsClientFullScreenVideoTest.java
diff --git a/android_webview/javatests/src/org/chromium/android_webview/test/AwContentsClientFullScreenVideoTest.java b/android_webview/javatests/src/org/chromium/android_webview/test/AwContentsClientFullScreenVideoTest.java
index 543358df9338eea66e0c6da2c3f0830101a43bb3..fb29ea5ce638283fe7c6f112ab4868e75cd86f05 100644
--- a/android_webview/javatests/src/org/chromium/android_webview/test/AwContentsClientFullScreenVideoTest.java
+++ b/android_webview/javatests/src/org/chromium/android_webview/test/AwContentsClientFullScreenVideoTest.java
@@ -12,7 +12,6 @@
 
 import org.chromium.android_webview.test.util.VideoTestWebServer;
 import org.chromium.base.CommandLine;
-import org.chromium.base.test.util.DisabledTest;
 import org.chromium.base.test.util.Feature;
 import org.chromium.content.browser.ContentViewCore;
 import org.chromium.content.browser.test.util.DOMUtils;
@@ -46,12 +45,8 @@
         if (webServer != null) webServer.getTestWebServer().shutdown();
     }
 
-    /*
     @MediumTest
     @Feature({"AndroidWebView"})
-    crbug.com/367346
-    */
-    @DisabledTest
     public void testOnShowAndHideCustomViewWithCallback() throws Throwable {
         doOnShowAndHideCustomViewTest(new Runnable() {
             @Override
@@ -61,12 +56,8 @@
         });
     }
 
-    /*
     @MediumTest
     @Feature({"AndroidWebView"})
-    crbug.com/367346
-    */
-    @DisabledTest
     public void testOnShowAndHideCustomViewWithBackKeyLegacy() throws Throwable {
         // When html controls are enabled we skip this test because pressing the back key
         // moves away from the current activity instead of exiting fullscreen mode.
@@ -85,12 +76,8 @@
         });
     }
 
-    /*
     @MediumTest
     @Feature({"AndroidWebView"})
-    crbug.com/367346
-    */
-    @DisabledTest
     public void testOnShowAndHideCustomViewWithJavascript() throws Throwable {
         doOnShowAndHideCustomViewTest(new Runnable() {
             @Override
@@ -100,12 +87,8 @@
         });
     }
 
-    /*
     @MediumTest
     @Feature({"AndroidWebView"})
-    crbug.com/367346
-    */
-    @DisabledTest
     public void testOnShowCustomViewAndPlayWithHtmlControl() throws Throwable {
         if (!areHtmlControlsEnabled())
             return;