changes to get mac layout tests moving forward. Turn off objc GC and remove a...

webkit/port/platform/PluginStubsMac.cpp

Index: webkit/port/platform/PluginStubsMac.cpp
===================================================================
--- webkit/port/platform/PluginStubsMac.cpp	(revision 3002)
+++ webkit/port/platform/PluginStubsMac.cpp	(working copy)
@@ -23,7 +23,7 @@
 };
 
 PluginInfo * PluginInfoStore::createPluginInfoForPluginAtIndex(unsigned) {
-  ASSERT_NOT_REACHED();
+  // TODO(pinkerton): don't assert here because that crashes layout tests.
   return NULL;
 }
 
@@ -37,7 +37,7 @@
 
 PluginData::PluginData(const Page* page) 
    : m_page(page) {
-  ASSERT_NOT_REACHED();
+  // TODO(pinkerton): don't assert here because that crashes layout tests.
 }
 
 PluginData::~PluginData() {
@@ -48,7 +48,7 @@
 }
 
 String PluginData::pluginNameForMimeType(const String& mimeType) const {
-  ASSERT_NOT_REACHED();
+  // TODO(pinkerton): don't assert here because that crashes layout tests.
   return String();
 }