DevTools: Convert inspector-unit tests to use reusable test harness

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 5f93c52fb356ef0063d0ceff6d96c96a3ba03e54..bcdc49ba0980f9d5e9978a5e63310479d317446d 100644
--- a/components/test_runner/test_runner.h
+++ b/components/test_runner/test_runner.h
@@ -21,6 +21,7 @@
 #include "media/midi/midi_service.mojom.h"
 #include "third_party/WebKit/public/platform/WebEffectiveConnectionType.h"
 #include "third_party/WebKit/public/platform/WebImage.h"
+#include "third_party/WebKit/public/platform/WebURL.h"
 #include "v8/include/v8.h"
 
 class GURL;
@@ -87,6 +88,11 @@ class TestRunner : public WebTestRunner {
 
   bool UseMockTheme() const { return use_mock_theme_; }
 
+  // By default, tests end when page load is complete. These methods are used
+  // to delay the completion of the test until notifyDone is called.
+  void NotifyDone();
+  void WaitUntilDone();
+
   // WebTestRunner implementation.
   bool ShouldGeneratePixelResults() override;
   bool ShouldDumpAsAudio() const override;
@@ -120,6 +126,7 @@ class TestRunner : public WebTestRunner {
   void ShowDevTools(const std::string& settings,
                     const std::string& frontend_url);
   void ClearDevToolsLocalStorage();
+  void LoadURLForMainFrame(const blink::WebURL& url);
   void setShouldDumpAsText(bool);
   void setShouldDumpAsMarkup(bool);
   void setCustomTextOutput(const std::string& text);
@@ -221,11 +228,6 @@ class TestRunner : public WebTestRunner {
   ///////////////////////////////////////////////////////////////////////////
   // Methods dealing with the test logic
 
-  // By default, tests end when page load is complete. These methods are used
-  // to delay the completion of the test until notifyDone is called.
-  void NotifyDone();
-  void WaitUntilDone();
-
   // Methods for adding actions to the work queue. Used in conjunction with
   // waitUntilDone/notifyDone above.
   void QueueBackNavigation(int how_far_back);