Disable testKeyCodesWhileSwipingText

[FAIL] org.chromium.content.browser.input.ImeTest#testKeyCodesWhileSwipingText:
junit.framework.AssertionFailedError
  at org.chromium.content.browser.input.ImeTest.assertUpdateStateCall(ImeTest.java:737)
  at org.chromium.content.browser.input.ImeTest.testKeyCodesWhileSwipingText(ImeTest.java:484)
  at java.lang.reflect.Method.invokeNative(Native Method)
  at android.test.InstrumentationTestCase.runMethod(InstrumentationTestCase.java:214)
  at android.test.InstrumentationTestCase.runTest(InstrumentationTestCase.java:199)
  at android.test.ActivityInstrumentationTestCase2.runTest(ActivityInstrumentationTestCase2.java:192)
  at org.chromium.content_shell_apk.ContentShellTestBase.runTest(ContentShellTestBase.java:227)
  at android.test.AndroidTestRunner.runTest(AndroidTestRunner.java:191)
  at android.test.AndroidTestRunner.runTest(AndroidTestRunner.java:176)
  at android.test.InstrumentationTestRunner.onStart(InstrumentationTestRunner.java:554)
  at android.app.Instrumentation$InstrumentationThread.run(Instrumentation.java:1701)

TBR= jianli, jdduke, aurimas
BUG=412632

Review URL: https://codereview.chromium.org/556123002

Cr-Commit-Position: refs/heads/master@{#294106}

content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java

@@ -467,8 +467,11 @@ public class ImeTest extends ContentShellTestBase {
         assertEquals("", mConnection.getTextBeforeCursor(9, 0));
     }
 
+    /*
     @SmallTest
     @Feature({"TextInput", "Main"})
+    */
+    @DisabledTest
     public void testKeyCodesWhileSwipingText() throws Throwable {
         DOMUtils.focusNode(mContentViewCore, "textarea");
         assertWaitForKeyboardStatus(true);