libcef:

- Fix ASSERT in CefBrowserImpl::UIT_GetPagesCount() when no default printer is configured (Issue #20).
- Remove non-existent WebFrame objects while iterating over the bound object list in CefJSContainer::BindToJavascript().  WebFrame objects are destroyed when navigating from a page with more frames to a page with less frames.  If we don't remove the non-existent frames they will remain in the list until the browser window is destroyed.
- Don't call UIT_* functions from class destructors as destruction may occur on a different thread.

libcef: Update due to underlying chromium changes.
- Header file locations changed from third_party/WebKit/WebKit to webkit/api as a result of WebKit unforking.
- Project file locations changed due to GYP now being used for WebKit builds.
- Add simple_clipboard_impl.cc in the libcef directory because it has been moved from webkit/glue to test_shell.
- Changes related to navigation.
- New parameters added to WebViewDelegate methods.

libcef_dll: Update due to underlying chromium changes.
- webkit_resources.rc and webkit_strings_en-US.rc moved from grit_derived_sources to obj/global_intermediate/webkit.


git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@24 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/browser_impl_win.cc

@@ -13,8 +13,8 @@
 #include "base/string_util.h"
 #include "base/win_util.h"
 #include "skia/ext/vector_canvas.h"
-#include "third_party/WebKit/WebKit/chromium/public/WebRect.h"
-#include "third_party/WebKit/WebKit/chromium/public/WebSize.h"
+#include "webkit/api/public/WebRect.h"
+#include "webkit/api/public/WebSize.h"
 #include "webkit/glue/webframe.h"
 #include "webkit/glue/webkit_glue.h"
 
@@ -55,6 +55,7 @@ LRESULT CALLBACK CefBrowserImpl::WndProc(HWND hwnd, UINT message,
         // Notify the handler that the window is about to be closed
         handler->HandleBeforeWindowClose(browser);
       }
+      RevokeDragDrop(browser->UIT_GetWebViewWndHandle());
       // Remove the browser from the list maintained by the context
       _Context->RemoveBrowser(browser);
     }
@@ -632,6 +633,10 @@ int CefBrowserImpl::UIT_GetPagesCount(WebFrame* frame)
   
   settings.RenderParams(&params);
 
+  // The dbi will be 0 if no default printer is configured.
+  if(params.dpi == 0)
+    return 0;
+
   int page_count = 0;
   gfx::Size canvas_size;