Implement <webview>.addContentScript/removeContentScript API [1]

extensions/browser/api/guest_view/web_view/web_view_internal_api.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 EXTENSIONS_BROWSER_API_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_
 #define EXTENSIONS_BROWSER_API_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_
 
 #include "extensions/browser/api/capture_web_contents_function.h"
 #include "extensions/browser/api/execute_code_function.h"
 #include "extensions/browser/extension_function.h"
@@ skipping 111 matching lines @@
 
   bool ShouldInsertCSS() const override;
 
   DECLARE_EXTENSION_FUNCTION("webViewInternal.insertCSS",
                              WEBVIEWINTERNAL_INSERTCSS)
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WebViewInternalInsertCSSFunction);
 };
 
+class WebViewInternalAddContentScriptsFunction
+    : public UIThreadExtensionFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION("webViewInternal.addContentScripts",
+                             WEBVIEWINTERNAL_ADDCONTENTSCRIPTS);
+
+  WebViewInternalAddContentScriptsFunction();
+
+ protected:
+  ~WebViewInternalAddContentScriptsFunction() override;
+
+ private:
+  ExecuteCodeFunction::ResponseAction Run() final;

[Devlin, 2015/04/14 23:04:57]

While the "final" here is probably true, we usually don't use it unless there's
a really compelling reason.

[Xi Han, 2015/04/15 19:43:55]

I think I got compiling errors when I first used override, so I changed to
finial. But now it doesn't have any error anymore. Reverted back.

+
+  DISALLOW_COPY_AND_ASSIGN(WebViewInternalAddContentScriptsFunction);
+};
+
+class WebViewInternalRemoveContentScriptsFunction
+    : public UIThreadExtensionFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION("webViewInternal.removeContentScripts",
+                             WEBVIEWINTERNAL_REMOVECONTENTSCRIPTS);
+
+  WebViewInternalRemoveContentScriptsFunction();
+
+ protected:
+  ~WebViewInternalRemoveContentScriptsFunction() override;
+
+ private:
+  ExecuteCodeFunction::ResponseAction Run() final;
+
+  DISALLOW_COPY_AND_ASSIGN(WebViewInternalRemoveContentScriptsFunction);
+};
+
 class WebViewInternalSetNameFunction : public WebViewInternalExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("webViewInternal.setName",
                              WEBVIEWINTERNAL_SETNAME);
 
   WebViewInternalSetNameFunction();
 
  protected:
   ~WebViewInternalSetNameFunction() override;
 
@@ skipping 283 matching lines @@
   uint32 remove_mask_;
   // Tracks any data related or parse errors.
   bool bad_message_;
 
   DISALLOW_COPY_AND_ASSIGN(WebViewInternalClearDataFunction);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_