Move dispatchUnloadEvent to WebFrame, part 3/3.

BUG=357782
TEST=no change

Review URL: https://codereview.chromium.org/220233008

git-svn-id: svn://svn.chromium.org/blink/trunk@170661 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/web/WebViewImpl.cpp

@@ -2403,16 +2403,6 @@ void WebViewImpl::setPageEncoding(const WebString& encodingName)
     m_page->mainFrame()->loader().reload(NormalReload, KURL(), newEncodingName);
 }
 
-void WebViewImpl::dispatchUnloadEvent()
-{
-    WebFrame* frame = mainFrame();
-    if (!frame)
-        return;
-
-    // Run unload handlers.
-    frame->dispatchUnloadEvent();
-}
-
 WebFrame* WebViewImpl::mainFrame()
 {
     return mainFrameImpl();

third_party/WebKit/Source/web/WebViewImpl.h

@@ -187,7 +187,6 @@ public:
     virtual void setIsActive(bool value) OVERRIDE;
     virtual void setDomainRelaxationForbidden(bool, const WebString& scheme) OVERRIDE;
     virtual void setWindowFeatures(const WebWindowFeatures&) OVERRIDE;
-    virtual void dispatchUnloadEvent() OVERRIDE;
     virtual WebFrame* mainFrame() OVERRIDE;
     virtual WebFrame* findFrameByName(
         const WebString& name, WebFrame* relativeToFrame) OVERRIDE;

third_party/WebKit/public/web/WebView.h

@@ -148,13 +148,6 @@ public:
     virtual void setWindowFeatures(const WebWindowFeatures&) = 0;
 
 
-    // Closing -------------------------------------------------------------
-
-    // Runs unload handlers for the current page.
-    // OBSOLETE; DO NOT USE. Call it on WebFrame instead.
-    virtual void dispatchUnloadEvent() = 0;
-
-
     // Frames --------------------------------------------------------------
 
     virtual WebFrame* mainFrame() = 0;