Split web_view_internal_api and move part of it to extensions.

chrome/browser/extensions/api/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 CHROME_BROWSER_EXTENSIONS_API_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_
-#define CHROME_BROWSER_EXTENSIONS_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"
-#include "extensions/browser/guest_view/web_view/web_view_guest.h"
-
-// WARNING: WebViewInternal could be loaded in an unblessed context, thus any
-// new APIs must extend WebViewInternalExtensionFunction or
-// WebViewInternalExecuteCodeFunction which do a process ID check to prevent
-// abuse by normal renderer processes.
-// TODO(guohui): refactor WebViewInternalExecuteCodeFunction to also extend
-// WebViewInternalExtensionFunction.
-namespace extensions {
-
-// An abstract base class for async webview APIs. It does a process ID check
-// in RunAsync, and then calls RunAsyncSafe which must be overriden by all
-// subclasses.
-class WebViewInternalExtensionFunction : public AsyncExtensionFunction {
- public:
-  WebViewInternalExtensionFunction() {}
-
- protected:
-  virtual ~WebViewInternalExtensionFunction() {}
-
-  // ExtensionFunction implementation.
-  virtual bool RunAsync() OVERRIDE FINAL;
-
- private:
-  virtual bool RunAsyncSafe(WebViewGuest* guest) = 0;
-};
-
-class WebViewInternalContextMenusCreateFunction
-    : public AsyncExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.contextMenusCreate",
-                             WEBVIEWINTERNAL_CONTEXTMENUSCREATE);
-  WebViewInternalContextMenusCreateFunction() {}
-
- protected:
-  virtual ~WebViewInternalContextMenusCreateFunction() {}
-
-  // ExtensionFunction implementation.
-  virtual bool RunAsync() OVERRIDE;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalContextMenusCreateFunction);
-};
-
-class WebViewInternalContextMenusUpdateFunction
-    : public AsyncExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.contextMenusUpdate",
-                             WEBVIEWINTERNAL_CONTEXTMENUSUPDATE);
-  WebViewInternalContextMenusUpdateFunction() {}
-
- protected:
-  virtual ~WebViewInternalContextMenusUpdateFunction() {}
-
-  // ExtensionFunction implementation.
-  virtual bool RunAsync() OVERRIDE;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalContextMenusUpdateFunction);
-};
-
-class WebViewInternalContextMenusRemoveFunction
-    : public AsyncExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.contextMenusRemove",
-                             WEBVIEWINTERNAL_CONTEXTMENUSREMOVE);
-  WebViewInternalContextMenusRemoveFunction() {}
-
- protected:
-  virtual ~WebViewInternalContextMenusRemoveFunction() {}
-
-  // ExtensionFunction implementation.
-  virtual bool RunAsync() OVERRIDE;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalContextMenusRemoveFunction);
-};
-
-class WebViewInternalContextMenusRemoveAllFunction
-    : public AsyncExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.contextMenusRemoveAll",
-                             WEBVIEWINTERNAL_CONTEXTMENUSREMOVEALL);
-  WebViewInternalContextMenusRemoveAllFunction() {}
-
- protected:
-  virtual ~WebViewInternalContextMenusRemoveAllFunction() {}
-
-  // ExtensionFunction implementation.
-  virtual bool RunAsync() OVERRIDE;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalContextMenusRemoveAllFunction);
-};
-
-class WebViewInternalNavigateFunction
-    : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.navigate",
-                             WEBVIEWINTERNAL_NAVIGATE);
-  WebViewInternalNavigateFunction() {}
-
- protected:
-  virtual ~WebViewInternalNavigateFunction() {}
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalNavigateFunction);
-};
-
-class WebViewInternalClearDataFunction
-    : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.clearData",
-                             WEBVIEWINTERNAL_CLEARDATA);
-
-  WebViewInternalClearDataFunction();
-
- protected:
-  virtual ~WebViewInternalClearDataFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  uint32 GetRemovalMask();
-  void ClearDataDone();
-
-  // Removal start time.
-  base::Time remove_since_;
-  // Removal mask, corresponds to StoragePartition::RemoveDataMask enum.
-  uint32 remove_mask_;
-  // Tracks any data related or parse errors.
-  bool bad_message_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalClearDataFunction);
-};
-
-class WebViewInternalExecuteCodeFunction
-    : public extensions::ExecuteCodeFunction<AsyncExtensionFunction> {
- public:
-  WebViewInternalExecuteCodeFunction();
-
- protected:
-  virtual ~WebViewInternalExecuteCodeFunction();
-
-  // Initialize |details_| if it hasn't already been.
-  virtual bool Init() OVERRIDE;
-  virtual bool ShouldInsertCSS() const OVERRIDE;
-  virtual bool CanExecuteScriptOnPage() OVERRIDE;
-  // Guarded by a process ID check.
-  virtual extensions::ScriptExecutor* GetScriptExecutor() OVERRIDE FINAL;
-  virtual bool IsWebView() const OVERRIDE;
-  virtual const GURL& GetWebViewSrc() const OVERRIDE;
-
- private:
-  // Contains extension resource built from path of file which is
-  // specified in JSON arguments.
-  extensions::ExtensionResource resource_;
-
-  int guest_instance_id_;
-
-  GURL guest_src_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalExecuteCodeFunction);
-};
-
-class WebViewInternalExecuteScriptFunction
-    : public WebViewInternalExecuteCodeFunction {
- public:
-  WebViewInternalExecuteScriptFunction();
-
- protected:
-  virtual ~WebViewInternalExecuteScriptFunction() {}
-
-  virtual void OnExecuteCodeFinished(const std::string& error,
-                                     const GURL& on_url,
-                                     const base::ListValue& result) OVERRIDE;
-
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.executeScript",
-                             WEBVIEWINTERNAL_EXECUTESCRIPT)
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalExecuteScriptFunction);
-};
-
-class WebViewInternalInsertCSSFunction
-    : public WebViewInternalExecuteCodeFunction {
- public:
-  WebViewInternalInsertCSSFunction();
-
- protected:
-  virtual ~WebViewInternalInsertCSSFunction() {}
-
-  virtual bool ShouldInsertCSS() const OVERRIDE;
-
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.insertCSS",
-                             WEBVIEWINTERNAL_INSERTCSS)
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalInsertCSSFunction);
-};
-
-class WebViewInternalCaptureVisibleRegionFunction
-    : public extensions::CaptureWebContentsFunction<AsyncExtensionFunction> {
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.captureVisibleRegion",
-                             WEBVIEWINTERNAL_CAPTUREVISIBLEREGION);
-
-  WebViewInternalCaptureVisibleRegionFunction();
-
- protected:
-  virtual ~WebViewInternalCaptureVisibleRegionFunction();
-
- private:
-  // extensions::CaptureWebContentsFunction implementation.
-  virtual bool IsScreenshotEnabled() OVERRIDE;
-  virtual content::WebContents* GetWebContentsForID(int id) OVERRIDE;
-  virtual void OnCaptureFailure(FailureReason reason) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalCaptureVisibleRegionFunction);
-};
-
-class WebViewInternalSetNameFunction : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.setName",
-                             WEBVIEWINTERNAL_SETNAME);
-
-  WebViewInternalSetNameFunction();
-
- protected:
-  virtual ~WebViewInternalSetNameFunction();
-
- private:
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalSetNameFunction);
-};
-
-class WebViewInternalSetZoomFunction : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.setZoom",
-                             WEBVIEWINTERNAL_SETZOOM);
-
-  WebViewInternalSetZoomFunction();
-
- protected:
-  virtual ~WebViewInternalSetZoomFunction();
-
- private:
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalSetZoomFunction);
-};
-
-class WebViewInternalGetZoomFunction : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.getZoom",
-                             WEBVIEWINTERNAL_GETZOOM);
-
-  WebViewInternalGetZoomFunction();
-
- protected:
-  virtual ~WebViewInternalGetZoomFunction();
-
- private:
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalGetZoomFunction);
-};
-
-class WebViewInternalFindFunction : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.find", WEBVIEWINTERNAL_FIND);
-
-  WebViewInternalFindFunction();
-
-  // Exposes SendResponse() for use by WebViewInternalFindHelper.
-  using WebViewInternalExtensionFunction::SendResponse;
-
- protected:
-  virtual ~WebViewInternalFindFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalFindFunction);
-};
-
-class WebViewInternalStopFindingFunction
-    : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.stopFinding",
-                             WEBVIEWINTERNAL_STOPFINDING);
-
-  WebViewInternalStopFindingFunction();
-
- protected:
-  virtual ~WebViewInternalStopFindingFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalStopFindingFunction);
-};
-
-class WebViewInternalGoFunction : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.go", WEBVIEWINTERNAL_GO);
-
-  WebViewInternalGoFunction();
-
- protected:
-  virtual ~WebViewInternalGoFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalGoFunction);
-};
-
-class WebViewInternalReloadFunction : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.reload", WEBVIEWINTERNAL_RELOAD);
-
-  WebViewInternalReloadFunction();
-
- protected:
-  virtual ~WebViewInternalReloadFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalReloadFunction);
-};
-
-class WebViewInternalSetPermissionFunction
-    : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.setPermission",
-                             WEBVIEWINTERNAL_SETPERMISSION);
-
-  WebViewInternalSetPermissionFunction();
-
- protected:
-  virtual ~WebViewInternalSetPermissionFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalSetPermissionFunction);
-};
-
-class WebViewInternalShowContextMenuFunction
-    : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.showContextMenu",
-                             WEBVIEWINTERNAL_SHOWCONTEXTMENU);
-
-  WebViewInternalShowContextMenuFunction();
-
- protected:
-  virtual ~WebViewInternalShowContextMenuFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalShowContextMenuFunction);
-};
-
-class WebViewInternalOverrideUserAgentFunction
-    : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.overrideUserAgent",
-                             WEBVIEWINTERNAL_OVERRIDEUSERAGENT);
-
-  WebViewInternalOverrideUserAgentFunction();
-
- protected:
-  virtual ~WebViewInternalOverrideUserAgentFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalOverrideUserAgentFunction);
-};
-
-class WebViewInternalStopFunction : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.stop", WEBVIEWINTERNAL_STOP);
-
-  WebViewInternalStopFunction();
-
- protected:
-  virtual ~WebViewInternalStopFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalStopFunction);
-};
-
-class WebViewInternalTerminateFunction
-    : public WebViewInternalExtensionFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION("webViewInternal.terminate",
-                             WEBVIEWINTERNAL_TERMINATE);
-
-  WebViewInternalTerminateFunction();
-
- protected:
-  virtual ~WebViewInternalTerminateFunction();
-
- private:
-  // WebViewInternalExtensionFunction implementation.
-  virtual bool RunAsyncSafe(WebViewGuest* guest) OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebViewInternalTerminateFunction);
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_