Extract WebFrameClient implementation out of WebTestProxyBase.

components/test_runner/test_runner.h

Index: components/test_runner/test_runner.h
diff --git a/components/test_runner/test_runner.h b/components/test_runner/test_runner.h
index 5a769a831aee3ef052120e30ace2e2da2de61f88..a0728a545769a001ec355f0ed67c985d13aa3651 100644
--- a/components/test_runner/test_runner.h
+++ b/components/test_runner/test_runner.h
@@ -42,6 +42,7 @@ namespace test_runner {
 
 class InvokeCallbackTask;
 class MockScreenOrientationClient;
+class MockWebUserMediaClient;
 class TestInterfaces;
 class WebContentSettings;
 class WebTestDelegate;
@@ -81,9 +82,10 @@ class TestRunner : public WebTestRunner,
   bool ShouldDumpBackForwardList() const override;
   blink::WebContentSettingsClient* GetWebContentSettings() const override;
 
-  // Methods used by WebTestProxyBase.
+  // Methods used by WebTestProxyBase and WebFrameTestClient.
   bool shouldStayOnPageAfterHandlingBeforeUnload() const;
   MockScreenOrientationClient* getMockScreenOrientationClient();
+  MockWebUserMediaClient* getMockWebUserMediaClient();
   bool shouldDumpSelectionRect() const;
   bool isPrinting() const;
   bool shouldDumpAsTextWithPixelResults();
@@ -131,6 +133,10 @@ class TestRunner : public WebTestRunner,
 
   bool midiAccessorResult();
 
+  // Methods used by MockColorChooser:
+  void DidOpenChooser();
+  void DidCloseChooser();
+
   // A single item in the work queue.
   class WorkItem {
    public:
@@ -805,6 +811,10 @@ class TestRunner : public WebTestRunner,
   bool use_mock_theme_;
 
   scoped_ptr<MockScreenOrientationClient> mock_screen_orientation_client_;
+  scoped_ptr<MockWebUserMediaClient> user_media_client_;
+
+  // Number of currently active color choosers.
+  int chooser_count_;
 
   base::WeakPtrFactory<TestRunner> weak_factory_;