Add Keyboard accessory fieldtrial testing config

Adds the test config for cl/201525996.

Change-Id: Iddfbfb94ff898dab2b3860c3dd33ebdee044ac3d
Reviewed-on: https://chromium-review.googlesource.com/1110133Reviewed-by: Bernhard Bauer <bauerb@chromium.org>
Reviewed-by: Ilya Sherman <isherman@chromium.org>
Commit-Queue: Friedrich Horschig <fhorschig@chromium.org>
Cr-Commit-Position: refs/heads/master@{#569621}

chrome/android/javatests/src/org/chromium/chrome/browser/autofill/keyboard_accessory/PasswordAccessoryIntegrationTest.java

@@ -41,6 +41,7 @@ import org.chromium.chrome.browser.ChromeSwitches;
 import org.chromium.chrome.browser.autofill.keyboard_accessory.KeyboardAccessoryData.Item;
 import org.chromium.chrome.test.ChromeActivityTestRule;
 import org.chromium.chrome.test.ChromeJUnit4ClassRunner;
+import org.chromium.chrome.test.util.browser.Features.DisableFeatures;
 import org.chromium.chrome.test.util.browser.Features.EnableFeatures;
 
 import java.util.concurrent.TimeoutException;
@@ -88,7 +89,10 @@ public class PasswordAccessoryIntegrationTest {
 
     @Test
     @SmallTest
-    public void testPasswordSheetUnavailableWithoutFeature() throws InterruptedException {
+    @DisableFeatures(
+            {ChromeFeatureList.EXPERIMENTAL_UI, ChromeFeatureList.PASSWORDS_KEYBOARD_ACCESSORY})
+    public void
+    testPasswordSheetUnavailableWithoutFeature() throws InterruptedException {
         mHelper.loadTestPage(false);
 
         Assert.assertNull("Password Sheet should not have been created.",

testing/variations/fieldtrial_testing_config.json

@@ -2778,6 +2778,22 @@
             ]
         }
     ],
+    "PasswordKeyboardAccessory": [
+        {
+            "platforms": [
+                "android"
+            ],
+            "experiments": [
+                {
+                    "name": "Enabled",
+                    "enable_features": [
+                        "AutomaticPasswordGeneration",
+                        "PasswordsKeyboardAccessory"
+                    ]
+                }
+            ]
+        }
+    ],
     "PasswordManagerSearchSettings": [
         {
             "platforms": [