[content shell] ShellRenderProcessObserver no longer depends on WebTestInterfaces.

content/shell/shell_render_process_observer.h

Index: content/shell/shell_render_process_observer.h
diff --git a/content/shell/shell_render_process_observer.h b/content/shell/shell_render_process_observer.h
index baa1e7bc8849d2e641dbe212186653e378077669..1f8932d2c1422d708295e6027f07b160f9c17408 100644
--- a/content/shell/shell_render_process_observer.h
+++ b/content/shell/shell_render_process_observer.h
@@ -17,7 +17,6 @@ class WebFrame;
 
 namespace WebTestRunner {
 class WebTestDelegate;
-class WebTestInterfaces;
 }
 
 namespace content {
@@ -44,9 +43,6 @@ class ShellRenderProcessObserver : public RenderProcessObserver {
   WebTestRunner::WebTestDelegate* test_delegate() const {
     return test_delegate_;
   }
-  WebTestRunner::WebTestInterfaces* test_interfaces() const {
-    return test_interfaces_.get();
-  }
   WebKitTestRunner* main_test_runner() const { return main_test_runner_; }
   const FilePath& webkit_source_dir() const { return webkit_source_dir_; }
 
@@ -55,7 +51,6 @@ class ShellRenderProcessObserver : public RenderProcessObserver {
   void OnResetAll();
   void OnSetWebKitSourceDir(const FilePath& webkit_source_dir);
 
-  scoped_ptr<WebTestRunner::WebTestInterfaces> test_interfaces_;
   RenderView* main_render_view_;
   WebKitTestRunner* main_test_runner_;
   WebTestRunner::WebTestDelegate* test_delegate_;