Base load signals on Blink loader events

This mainly remove the use of the LoadingStateChanged callback, which
is tied to DidStartLoading and DidStopLoading.
Those signals are handled from the browser process side, also wrapping
the time where the render process is initialized. We can't rely on
those signals for loadStarted, but afterward rely on the Blink loader
for loadFinished. We must use the same source for both.

Instead only rely on Blink callbacks ultimately related to network
events. This gives us a behavior closer to QtWebKit.

The major compromise that this forces us to to accept is that
loadStarted is now triggered asynchronously. This will basically break
anything expecting loadStarted to be emitted synchronously from the
load method.

This also adjust autotests to get a few more passing.

Initial-patch-by: Pierre Rossi <pierre.rossi@digia.com>
Change-Id: Ib6c0170df891d1b7f8ed4dc1d483985523e267dc
Reviewed-by: Pierre Rossi <pierre.rossi@gmail.com>
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/src/core/web_contents_delegate_qt.h b/src/core/web_contents_delegate_qt.h
index 4c8701945..ac787f50c 100644
--- a/src/core/web_contents_delegate_qt.h
+++ b/src/core/web_contents_delegate_qt.h
@@ -66,12 +66,13 @@ public:
     virtual void NavigationStateChanged(const content::WebContents* source, unsigned changed_flags) Q_DECL_OVERRIDE;
     virtual void AddNewContents(content::WebContents* source, content::WebContents* new_contents, WindowOpenDisposition disposition, const gfx::Rect& initial_pos, bool user_gesture, bool* was_blocked) Q_DECL_OVERRIDE;
     virtual void CloseContents(content::WebContents *source) Q_DECL_OVERRIDE;
-    virtual void LoadingStateChanged(content::WebContents* source) Q_DECL_OVERRIDE;
     virtual void LoadProgressChanged(content::WebContents* source, double progress) Q_DECL_OVERRIDE;
+    virtual void DidStartProvisionalLoadForFrame(int64 frame_id, int64 parent_frame_id, bool is_main_frame, const GURL &validated_url, bool is_error_page, bool is_iframe_srcdoc, content::RenderViewHost *render_view_host) Q_DECL_OVERRIDE;
+    virtual void DidCommitProvisionalLoadForFrame(int64 frame_id, bool is_main_frame, const GURL &url, content::PageTransition transition_type, content::RenderViewHost *render_view_host) Q_DECL_OVERRIDE;
+    virtual void DidFailProvisionalLoad(int64 frame_id, bool is_main_frame, const GURL &validated_url, int error_code, const string16& error_description, content::RenderViewHost *render_view_host) Q_DECL_OVERRIDE;
     virtual void DidFailLoad(int64 frame_id, const GURL &validated_url, bool is_main_frame, int error_code, const string16 &error_description, content::RenderViewHost *render_view_host) Q_DECL_OVERRIDE;
     virtual void DidFinishLoad(int64 frame_id, const GURL &validated_url, bool is_main_frame, content::RenderViewHost *render_view_host) Q_DECL_OVERRIDE;
     virtual void DidUpdateFaviconURL(int32 page_id, const std::vector<content::FaviconURL>& candidates) Q_DECL_OVERRIDE;
-    virtual void DidFailProvisionalLoad(int64 frame_id, bool is_main_frame, const GURL& validated_url, int error_code, const string16& error_description, content::RenderViewHost* render_view_host) Q_DECL_OVERRIDE;
     virtual content::JavaScriptDialogManager *GetJavaScriptDialogManager() Q_DECL_OVERRIDE;
     virtual void ToggleFullscreenModeForTab(content::WebContents* web_contents, bool enter_fullscreen) Q_DECL_OVERRIDE;
     virtual bool IsFullscreenForTabOrPending(const content::WebContents* web_contents) const Q_DECL_OVERRIDE;