2 files changed, 22 insertions, 1 deletions
diff --git a/Source/WebKit2/WebProcess/InjectedBundle/API/c/WKBundlePage.cpp b/Source/WebKit2/WebProcess/InjectedBundle/API/c/WKBundlePage.cpp
index 18247b664..c635e6e84 100644
--- a/Source/WebKit2/WebProcess/InjectedBundle/API/c/WKBundlePage.cpp
+++ b/Source/WebKit2/WebProcess/InjectedBundle/API/c/WKBundlePage.cpp
@@ -44,6 +44,7 @@
 #include <WebCore/AccessibilityObject.h>
 #include <WebCore/Frame.h>
 #include <WebCore/KURL.h>
+#include <WebCore/MIMETypeRegistry.h>
 #include <WebCore/Page.h>
 
 #if ENABLE(WEB_INTENTS)
@@ -413,3 +414,21 @@ void WKBundlePageConfirmCompositionWithText(WKBundlePageRef pageRef, WKStringRef
 {
     toImpl(pageRef)->confirmCompositionForTesting(toImpl(text)->string());
 }
+
+bool WKBundlePageCanShowMIMEType(WKBundlePageRef, WKStringRef mimeTypeRef)
+{
+    using WebCore::MIMETypeRegistry;
+
+    const WTF::String mimeType = toImpl(mimeTypeRef)->string();
+
+    if (MIMETypeRegistry::isSupportedNonImageMIMEType(mimeType))
+        return true;
+
+    if (MIMETypeRegistry::isSupportedImageMIMEType(mimeType))
+        return true;
+
+    if (mimeType.startsWith("text/", false))
+        return !MIMETypeRegistry::isUnsupportedTextMIMEType(mimeType);
+
+    return false;
+}
diff --git a/Source/WebKit2/WebProcess/InjectedBundle/API/c/WKBundlePagePrivate.h b/Source/WebKit2/WebProcess/InjectedBundle/API/c/WKBundlePagePrivate.h
index b7c82b811..c7393ba3f 100644
--- a/Source/WebKit2/WebProcess/InjectedBundle/API/c/WKBundlePagePrivate.h
+++ b/Source/WebKit2/WebProcess/InjectedBundle/API/c/WKBundlePagePrivate.h
@@ -71,8 +71,10 @@ WK_EXPORT bool WKBundlePageHasComposition(WKBundlePageRef page);
 WK_EXPORT void WKBundlePageConfirmComposition(WKBundlePageRef page);
 WK_EXPORT void WKBundlePageConfirmCompositionWithText(WKBundlePageRef page, WKStringRef text);
 
+WK_EXPORT bool WKBundlePageCanShowMIMEType(WKBundlePageRef, WKStringRef mimeType);
+
 WK_EXPORT void* WKAccessibilityRootObject(WKBundlePageRef);
-WK_EXPORT void* WKAccessibilityFocusedObject(WKBundlePageRef);    
+WK_EXPORT void* WKAccessibilityFocusedObject(WKBundlePageRef);
 
 #ifdef __cplusplus
 }