Mark @RetryOnFailure the remaining of WebappSplashScreenTest

chrome/android/javatests/src/org/chromium/chrome/browser/webapps/WebappSplashScreenTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/webapps/WebappSplashScreenTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/webapps/WebappSplashScreenTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/webapps/WebappSplashScreenTest.java
index 1d2271e8ecf5ba03fb46c440cdb51815c68b381c..dc7f8945e06e1b3cfd280f5106f607cfceda778e 100644
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/webapps/WebappSplashScreenTest.java
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/webapps/WebappSplashScreenTest.java
@@ -129,6 +129,7 @@ public void run() {
 
     @SmallTest
     @Feature({"Webapps"})
+    @RetryOnFailure
     public void testHidesAfterLoadFails() throws Exception {
         startWebappActivity();
         assertTrue(getActivity().isSplashScreenVisibleForTests());
@@ -286,6 +287,7 @@ public void testSmallSplashScreenAppears() throws Exception {
 
     @SmallTest
     @Feature({"Webapps"})
+    @RetryOnFailure
     public void testSplashScreenWithoutImageAppears() throws Exception {
         // Register an image that's too small for the splash screen.
         Context context = getInstrumentation().getTargetContext();
@@ -318,6 +320,7 @@ public void testSplashScreenWithoutImageAppears() throws Exception {
 
     @SmallTest
     @Feature({"Webapps"})
+    @RetryOnFailure
     public void testSplashScreenAppearsWithoutRegisteredSplashImage() throws Exception {
         // Don't register anything for the web app, which represents apps that were added to the
         // home screen before splash screen images were downloaded.