2011-01-27 Alexey Marinichev <amarinichev@chromium.org>

        Reviewed by Kenneth Russell.

        Add a callback to WebGraphicsContext3D that is called when a context is lost
        https://bugs.webkit.org/show_bug.cgi?id=53153

        * public/WebGraphicsContext3D.h:
        (WebKit::WebGraphicsContext3D::setContextLostCallback):

Canonical link: https://commits.webkit.org/67071@main
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@76862 268f45cc-cd09-0410-ab3c-d52691b4dbfc

Source/WebKit/chromium/ChangeLog

@@ -1,3 +1,13 @@
+2011-01-27  Alexey Marinichev  <amarinichev@chromium.org>
+
+        Reviewed by Kenneth Russell.
+
+        Add a callback to WebGraphicsContext3D that is called when a context is lost
+        https://bugs.webkit.org/show_bug.cgi?id=53153
+
+        * public/WebGraphicsContext3D.h:
+        (WebKit::WebGraphicsContext3D::setContextLostCallback):
+
 2011-01-27  Mihai Parparita  <mihaip@chromium.org>
 
         Unreviewed, fixed upstream Chromium build

Source/WebKit/chromium/public/WebGraphicsContext3D.h

@@ -76,6 +76,11 @@ class WebGraphicsContext3D : public WebNonCopyable {
         bool canRecoverFromContextLoss;
     };
 
+    class WebGraphicsContextLostCallback {
+    public:
+        virtual void onContextLost() = 0;
+    };
+
     // This destructor needs to be public so that using classes can destroy instances if initialization fails.
     virtual ~WebGraphicsContext3D() {}
 
@@ -328,6 +333,8 @@ class WebGraphicsContext3D : public WebNonCopyable {
     virtual void deleteRenderbuffer(unsigned) = 0;
     virtual void deleteShader(unsigned) = 0;
     virtual void deleteTexture(unsigned) = 0;
+
+    virtual void setContextLostCallback(WebGraphicsContextLostCallback* callback) {}
 };
 
 } // namespace WebKit