Revert of Add ExecuteJavaScriptForTest and make all tests use it

content/public/browser/render_frame_host.h

Index: content/public/browser/render_frame_host.h
diff --git a/content/public/browser/render_frame_host.h b/content/public/browser/render_frame_host.h
index e47441df9aebe577a4ae10dbc6e3e0dbf606797c..3097ff11616af0f9efcc8b5401c0f1d624d3d948 100644
--- a/content/public/browser/render_frame_host.h
+++ b/content/public/browser/render_frame_host.h
@@ -34,11 +34,6 @@
   // Returns the RenderFrameHost given its ID and the ID of its render process.
   // Returns nullptr if the IDs do not correspond to a live RenderFrameHost.
   static RenderFrameHost* FromID(int render_process_id, int render_frame_id);
-
-  // Globally allows for injecting JavaScript into the main world. This feature
-  // is present only to support Android WebView and must not be used in other
-  // configurations.
-  static void AllowInjectingJavaScriptForAndroidWebView();
 
   ~RenderFrameHost() override {}
 
@@ -79,24 +74,17 @@
 
   // Runs some JavaScript in this frame's context. If a callback is provided, it
   // will be used to return the result, when the result is available.
-  // This API can only be called on chrome:// or chrome-devtools:// URLs.
   typedef base::Callback<void(const base::Value*)> JavaScriptResultCallback;
   virtual void ExecuteJavaScript(const base::string16& javascript) = 0;
   virtual void ExecuteJavaScript(const base::string16& javascript,
                                  const JavaScriptResultCallback& callback) = 0;
-
-  // Runs some JavaScript in an isolated world of top of this frame's context.
   virtual void ExecuteJavaScriptInIsolatedWorld(
       const base::string16& javascript,
       const JavaScriptResultCallback& callback,
       int world_id) = 0;
 
-  // ONLY FOR TESTS: Same as above but without restrictions. Optionally, adds a
-  // fake UserGestureIndicator around execution. (crbug.com/408426)
-  virtual void ExecuteJavaScriptForTests(const base::string16& javascript) = 0;
-  virtual void ExecuteJavaScriptForTests(
-      const base::string16& javascript,
-      const JavaScriptResultCallback& callback) = 0;
+  // ONLY FOR TESTS: Same as above but adds a fake UserGestureIndicator around
+  // execution. (crbug.com/408426)
   virtual void ExecuteJavaScriptWithUserGestureForTests(
       const base::string16& javascript) = 0;