Disable flaking keyboard tests.

chrome/browser/chromeos/extensions/input_view_browsertest.cc

Index: chrome/browser/chromeos/extensions/input_view_browsertest.cc
diff --git a/chrome/browser/chromeos/extensions/input_view_browsertest.cc b/chrome/browser/chromeos/extensions/input_view_browsertest.cc
index 441a26f023f501b45e55f1639536a190a0ad3d93..8fc4b38e6c19298e95057b589b506274c0709723 100644
--- a/chrome/browser/chromeos/extensions/input_view_browsertest.cc
+++ b/chrome/browser/chromeos/extensions/input_view_browsertest.cc
@@ -77,21 +77,24 @@ class InputViewBrowserTest : public VirtualKeyboardBrowserTest {
   }
 };
 
-IN_PROC_BROWSER_TEST_F(InputViewBrowserTest, TypingTest) {
+// Disabled for flaking. See crbug.com/459420.
+IN_PROC_BROWSER_TEST_F(InputViewBrowserTest, DISABLED_TypingTest) {
   std::string id = InstallIMEExtension();
   ASSERT_FALSE(id.empty());
   RunTest(base::FilePath("typing_test.js"),
           InputViewConfig(id, kDefaultLayout));
 }
 
-IN_PROC_BROWSER_TEST_F(InputViewBrowserTest, CompactTypingTest) {
+// Disabled for flaking. See crbug.com/459420.
+IN_PROC_BROWSER_TEST_F(InputViewBrowserTest, DISABLED_CompactTypingTest) {
   std::string id = InstallIMEExtension();
   ASSERT_FALSE(id.empty());
   RunTest(base::FilePath("typing_test.js"),
           InputViewConfig(id, kCompactLayout));
 }
 
-IN_PROC_BROWSER_TEST_F(InputViewBrowserTest, CompactLongpressTest) {
+// Disabled for flaking. See crbug.com/459420.
+IN_PROC_BROWSER_TEST_F(InputViewBrowserTest, DISABLED_CompactLongpressTest) {
   std::string id = InstallIMEExtension();
   ASSERT_FALSE(id.empty());
   RunTest(base::FilePath("longpress_test.js"),