Title: [87479] trunk/Source/WebCore
Revision
87479
Author
aba...@webkit.org
Date
2011-05-26 23:54:19 -0700 (Thu, 26 May 2011)

Log Message

2011-05-26  Adam Barth  <aba...@webkit.org>

        Reviewed by Ryosuke Niwa.

        FrameLoader cannot be null
        https://bugs.webkit.org/show_bug.cgi?id=61609

        This code has a bunch of cargo-cult null checking.

        * html/HTMLMediaElement.cpp:
        (WebCore::HTMLMediaElement::createRenderer):
        (WebCore::HTMLMediaElement::attach):
        (WebCore::HTMLMediaElement::loadResource):
        (WebCore::HTMLMediaElement::getPluginProxyParams):
        (WebCore::HTMLMediaElement::createMediaPlayerProxy):
        (WebCore::HTMLMediaElement::updateWidget):

Modified Paths

Diff

Modified: trunk/Source/WebCore/ChangeLog (87478 => 87479)


--- trunk/Source/WebCore/ChangeLog	2011-05-27 06:43:29 UTC (rev 87478)
+++ trunk/Source/WebCore/ChangeLog	2011-05-27 06:54:19 UTC (rev 87479)
@@ -1,3 +1,20 @@
+2011-05-26  Adam Barth  <aba...@webkit.org>
+
+        Reviewed by Ryosuke Niwa.
+
+        FrameLoader cannot be null
+        https://bugs.webkit.org/show_bug.cgi?id=61609
+
+        This code has a bunch of cargo-cult null checking.
+
+        * html/HTMLMediaElement.cpp:
+        (WebCore::HTMLMediaElement::createRenderer):
+        (WebCore::HTMLMediaElement::attach):
+        (WebCore::HTMLMediaElement::loadResource):
+        (WebCore::HTMLMediaElement::getPluginProxyParams):
+        (WebCore::HTMLMediaElement::createMediaPlayerProxy):
+        (WebCore::HTMLMediaElement::updateWidget):
+
 2011-05-26  Shane Stephens  <shanesteph...@google.com>
 
         Reviewed by James Robinson.

Modified: trunk/Source/WebCore/html/HTMLMediaElement.cpp (87478 => 87479)


--- trunk/Source/WebCore/html/HTMLMediaElement.cpp	2011-05-27 06:43:29 UTC (rev 87478)
+++ trunk/Source/WebCore/html/HTMLMediaElement.cpp	2011-05-27 06:54:19 UTC (rev 87479)
@@ -335,10 +335,8 @@
     if (m_proxyWidget) {
         mediaRenderer->setWidget(m_proxyWidget);
 
-        Frame* frame = document()->frame();
-        FrameLoader* loader = frame ? frame->loader() : 0;
-        if (loader)
-            loader->showMediaPlayerProxyPlugin(m_proxyWidget.get());
+        if (Frame* frame = document()->frame())
+            frame->loader()->showMediaPlayerProxyPlugin(m_proxyWidget.get());
     }
     return mediaRenderer;
 #else
@@ -378,10 +376,8 @@
         renderer()->updateFromElement();
 #if ENABLE(PLUGIN_PROXY_FOR_VIDEO)
     else if (m_proxyWidget) {
-        Frame* frame = document()->frame();
-        FrameLoader* loader = frame ? frame->loader() : 0;
-        if (loader)
-            loader->hideMediaPlayerProxyPlugin(m_proxyWidget.get());
+        if (Frame* frame = document()->frame())
+            frame->loader()->hideMediaPlayerProxyPlugin(m_proxyWidget.get());
     }
 #endif
 }
@@ -689,12 +685,9 @@
     Frame* frame = document()->frame();
     if (!frame)
         return;
-    FrameLoader* loader = frame->loader();
-    if (!loader)
-        return;
 
-    KURL url(initialURL);
-    if (!loader->willLoadMediaElementURL(url))
+    KURL url = ""
+    if (!frame->loader()->willLoadMediaElementURL(url))
         return;
 
     // The resource fetch algorithm 
@@ -2439,11 +2432,10 @@
 void HTMLMediaElement::getPluginProxyParams(KURL& url, Vector<String>& names, Vector<String>& values)
 {
     Frame* frame = document()->frame();
-    FrameLoader* loader = frame ? frame->loader() : 0;
 
     if (isVideo()) {
         KURL posterURL = getNonEmptyURLAttribute(posterAttr);
-        if (!posterURL.isEmpty() && loader && loader->willLoadMediaElementURL(posterURL)) {
+        if (!posterURL.isEmpty() && frame && frame->loader()->willLoadMediaElementURL(posterURL)) {
             names.append("_media_element_poster_");
             values.append(posterURL.string());
         }
@@ -2459,7 +2451,7 @@
         url = "" DoNothing);
 
     m_currentSrc = url.string();
-    if (url.isValid() && loader && loader->willLoadMediaElementURL(url)) {
+    if (url.isValid() && frame && frame->loader()->willLoadMediaElementURL(url)) {
         names.append("_media_element_src_");
         values.append(m_currentSrc);
     }
@@ -2480,8 +2472,7 @@
         return;
 
     Frame* frame = document()->frame();
-    FrameLoader* loader = frame ? frame->loader() : 0;
-    if (!loader)
+    if (!frame)
         return;
 
     LOG(Media, "HTMLMediaElement::createMediaPlayerProxy");
@@ -2494,7 +2485,7 @@
     
     // Hang onto the proxy widget so it won't be destroyed if the plug-in is set to
     // display:none
-    m_proxyWidget = loader->subframeLoader()->loadMediaPlayerProxyPlugin(this, url, paramNames, paramValues);
+    m_proxyWidget = frame->loader()->subframeLoader()->loadMediaPlayerProxyPlugin(this, url, paramNames, paramValues);
     if (m_proxyWidget)
         m_needWidgetUpdate = false;
 }
@@ -2505,9 +2496,11 @@
 
     Vector<String> paramNames;
     Vector<String> paramValues;
+    // FIXME: Rename kurl to something more sensible.
     KURL kurl;
-    
+
     mediaElement->getPluginProxyParams(kurl, paramNames, paramValues);
+    // FIXME: What if document()->frame() is 0?
     SubframeLoader* loader = document()->frame()->loader()->subframeLoader();
     loader->loadMediaPlayerProxyPlugin(mediaElement, kurl, paramNames, paramValues);
 }
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