[iOS] Upstream files in //ios/chrome/browser/autofill

ios/web/public/web_state/web_state.h

Index: ios/web/public/web_state/web_state.h
diff --git a/ios/web/public/web_state/web_state.h b/ios/web/public/web_state/web_state.h
index 9c0418ba5dd5e6f073b7a89beed251038e20c17b..166e52ba5577907e4c163f0e66ef24afe57c963b 100644
--- a/ios/web/public/web_state/web_state.h
+++ b/ios/web/public/web_state/web_state.h
@@ -6,21 +6,30 @@
 #define IOS_WEB_PUBLIC_WEB_STATE_WEB_STATE_H_
 
 #include <string>
+#include <vector>
 
 #include "base/callback_forward.h"
 #include "base/supports_user_data.h"
 #include "ios/web/public/referrer.h"
+#include "ios/web/public/web_state/url_verification_constants.h"
+#include "ios/web/public/web_view_type.h"
 #include "ui/base/page_transition_types.h"
 #include "ui/base/window_open_disposition.h"
+#include "ui/gfx/geometry/size.h"
 #include "url/gurl.h"
 
 class GURL;
+class SkBitmap;
 
 #if defined(__OBJC__)
-// TODO(droger): Convert all the public web API to C++.
 @class CRWJSInjectionReceiver;
+@protocol CRWWebViewProxy;
+typedef id<CRWWebViewProxy> CRWWebViewProxyType;
+@class UIView;
 #else
 class CRWJSInjectionReceiver;
+typedef void* CRWWebViewProxyType;
+class UIView;
 #endif  // defined(__OBJC__)
 
 namespace base {
@@ -31,6 +40,7 @@ namespace web {
 
 class BrowserState;
 class NavigationManager;
+class WebInterstitial;
 class WebStateObserver;
 
 // Core interface for interaction with the web.
@@ -59,8 +69,29 @@ class WebState : public base::SupportsUserData {
     bool is_renderer_initiated;
   };
 
+  // Callback for |DownloadImage()|.
+  typedef base::Callback<void(
+      int, /* id */
+      int, /* HTTP status code */
+      const GURL&, /* image_url */
+      const std::vector<SkBitmap>&, /* bitmaps */
+      /* The sizes in pixel of the bitmaps before they were resized due to the
+         max bitmap size passed to DownloadImage(). Each entry in the bitmaps
+         vector corresponds to an entry in the sizes vector. If a bitmap was
+         resized, there should be a single returned bitmap. */
+      const std::vector<gfx::Size>&)>
+          ImageDownloadCallback;
+
   ~WebState() override {}
 
+  // The view containing the contents of the current web page. If the view has
+  // been purged due to low memory, this will recreate it. It is up to the
+  // caller to size the view.
+  virtual UIView* GetView() = 0;
+
+  // Returns the type of the web view associated with this WebState.
+  virtual WebViewType GetWebViewType() const = 0;
+
   // Gets the BrowserState associated with this WebState. Can never return null.
   virtual BrowserState* GetBrowserState() const = 0;
 
@@ -95,6 +126,20 @@ class WebState : public base::SupportsUserData {
   // displayed in this WebState. It represents the current security context.
   virtual const GURL& GetLastCommittedURL() const = 0;
 
+  // Returns the WebState view of the current URL. Moreover, this method
+  // will set the trustLevel enum to the appropriate level from a security point
+  // of view. The caller has to handle the case where |trust_level| is not
+  // appropriate.
+  // TODO(stuartmorgan): Figure out a clean API for this.
+  // See http://crbug.com/457679
+  virtual GURL GetCurrentURL(URLVerificationTrustLevel* trust_level) const = 0;
+
+  // Returns true if a WebInterstitial is currently displayed.
+  virtual bool IsShowingWebInterstitial() const = 0;
+
+  // Returns the currently visible WebInterstitial if one is shown.
+  virtual WebInterstitial* GetWebInterstitial() const = 0;
+
   // Callback used to handle script commands.
   // The callback must return true if the command was handled, and false
   // otherwise.
@@ -115,6 +160,9 @@ class WebState : public base::SupportsUserData {
   virtual void RemoveScriptCommandCallback(
       const std::string& command_prefix) = 0;
 
+  // Returns the current CRWWebViewProxy object.
+  virtual CRWWebViewProxyType GetWebViewProxy() const = 0;
+
  protected:
   friend class WebStateObserver;