Implement a useful context menu for the blocked plug-in frame:

- Offers option to run plugin (clickjack-proof).
- Offers option to hide blocking placeholder.
- Retains Inspect Element; it's also useful to see the <embed>.

BUG=NONE
TEST=NONE

Review URL: http://codereview.chromium.org/5639004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@68719 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 16 insertions, 0 deletions

diff --git a/webkit/glue/plugins/webview_plugin.cc b/webkit/glue/plugins/webview_plugin.cc
index 31403fe..e0f80e3 100644
--- a/webkit/glue/plugins/webview_plugin.cc
+++ b/webkit/glue/plugins/webview_plugin.cc
@@ -9,6 +9,7 @@
 #include "third_party/WebKit/WebKit/chromium/public/WebCursorInfo.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebElement.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebFrame.h"
+#include "third_party/WebKit/WebKit/chromium/public/WebInputEvent.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebPluginContainer.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebSize.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebURL.h"
@@ -30,6 +31,7 @@ using WebKit::WebDragOperationsMask;
 using WebKit::WebFrame;
 using WebKit::WebImage;
 using WebKit::WebInputEvent;
+using WebKit::WebMouseEvent;
 using WebKit::WebPlugin;
 using WebKit::WebPluginContainer;
 using WebKit::WebPoint;
@@ -143,6 +145,14 @@ void WebViewPlugin::updateGeometry(
 
 bool WebViewPlugin::handleInputEvent(const WebInputEvent& event,
                                      WebCursorInfo& cursor) {
+  if (event.type == WebInputEvent::ContextMenu) {
+    if (delegate_) {
+      const WebMouseEvent& mouse_event =
+          reinterpret_cast<const WebMouseEvent&>(event);
+      delegate_->ShowContextMenu(mouse_event);
+    }
+    return true;
+  }
   current_cursor_ = cursor;
   bool handled = web_view_->handleInputEvent(event);
   cursor = current_cursor_;
diff --git a/webkit/glue/plugins/webview_plugin.h b/webkit/glue/plugins/webview_plugin.h
index 95f32a5..ac89c85 100644
--- a/webkit/glue/plugins/webview_plugin.h
+++ b/webkit/glue/plugins/webview_plugin.h
@@ -17,6 +17,9 @@
 #include "third_party/WebKit/WebKit/chromium/public/WebURLResponse.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebViewClient.h"
 
+namespace WebKit {
+class WebMouseEvent;
+}
 struct WebPreferences;
 
 // This class implements the WebPlugin interface by forwarding drawing and
@@ -39,6 +42,9 @@ class WebViewPlugin: public WebKit::WebPlugin, public WebKit::WebViewClient,
     // Called before the WebViewPlugin is destroyed. The delegate should delete
     // itself here.
     virtual void WillDestroyPlugin() = 0;
+
+    // Called upon a context menu event.
+    virtual void ShowContextMenu(const WebKit::WebMouseEvent&) = 0;
   };
 
   explicit WebViewPlugin(Delegate* delegate);