This patch replaces the Polymer-based virtual keyboard, with an imple…

…mentation based on the 3rd party google-input-tools implementation for consistency with the IME/XKB-based virtual keyboards. Followup patches are required to complete the task of porting tests and removing dead code.

BUG=401729

Review URL: https://codereview.chromium.org/708893002

Cr-Commit-Position: refs/heads/master@{#304124}

chrome/browser/chromeos/extensions/virtual_keyboard_browsertest.cc

@@ -39,7 +39,10 @@ const char kBaseKeyboardTestFramework[] = "virtual_keyboard_test_base.js";
 
 const char kExtensionId[] = "mppnpdlheglhdfmldimlhpnegondlapf";
 
-const char kVirtualKeyboardURL[] = "chrome://keyboard";
+// Loading the virtual keyboard with id=none suppresses asynchronous loading of
+// layout and configuration assets. This allows the javascript test code to be
+// injected ahead of the keyboard initialization.
+const char kVirtualKeyboardURL[] = "chrome://keyboard?id=none";
 
 }  // namespace
 
@@ -126,8 +129,7 @@ IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, DISABLED_AttributesTest) {
           VirtualKeyboardBrowserTestConfig());
 }
 
-// crbug.com/387372. This test started failing at Blink r176582.
-IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, DISABLED_TypingTest) {
+IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, TypingTest) {
   RunTest(base::FilePath(FILE_PATH_LITERAL("typing_test.js")),
           VirtualKeyboardBrowserTestConfig());
 }

chrome/test/data/chromeos/virtual_keyboard/hide_keyboard_key_test.js

@@ -9,21 +9,11 @@
  * @param {Function} testDoneCallback The callback function on completion.
  */
 function testHideKeyboard(testDoneCallback) {
-  var self = this;
-  var mockEvent = {pointerId: 1};
-  mockEvent.stopPropagation = function() {};
-  var fn = function() {
-    Debug('Mock tap on hide keyboard key.');
-    var hideKey =
-        $('keyboard').activeKeyset.querySelector('kb-hide-keyboard-key');
-    assertTrue(!!hideKey, 'Unable to find hide keyboard key.');
-
-    hideKey.down(mockEvent);
-    // Expect hideKeyboard to be called.
+  onKeyboardReady(function() {
+    var key = findKeyById('HideKeyboard');
+    mockTap(key);
     chrome.virtualKeyboardPrivate.hideKeyboard.addExpectation();
-    // hideKeyboard in api_adapter also unlocks the keyboard.
     chrome.virtualKeyboardPrivate.lockKeyboard.addExpectation(false);
-    hideKey.up(mockEvent);
-  };
-  onKeyboardReady('testHideKeyboard', fn, testDoneCallback);
+    testDoneCallback();
+  });
 }