Track focused view in TestRunner instead of in BlinkTestRunner.

components/test_runner/web_test_runner.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_TEST_RUNNER_WEB_TEST_RUNNER_H_
 #define COMPONENTS_TEST_RUNNER_WEB_TEST_RUNNER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 61 matching lines @@
   // Returns true if WebTestProxy::capturePixels should be invoked after
   // capturing text results.
   virtual bool ShouldGeneratePixelResults() = 0;
 
   // Sets various interfaces consumed by WebView to implementations providing
   // test behavior.  This method covers interfaces that are not exposed via
   // WebViewClient (and are covered by WebViewTestClient) - for example this
   // method covers blink::WebCredentialManagerClient and
   // blink::WebSpellCheckClient.
   virtual void InitializeWebViewWithMocks(blink::WebView* web_view) = 0;
+
+  // Sets focus on the given view.  Internally tracks currently focused view,
+  // to aid in defocusing previously focused views at the right time.
+  virtual void SetFocus(blink::WebView* web_view, bool focus) = 0;
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_TEST_RUNNER_H_