Add api for "remove" to WKMutableDictionary

https://bugs.webkit.org/show_bug.cgi?id=56157

Reviewed by Sam Weinig.

* Shared/API/c/WKMutableDictionary.cpp:
(WKDictionaryRemoveItem): Added; call remove on MutableDictionary impl.
* Shared/API/c/WKMutableDictionary.h:
* Shared/MutableDictionary.cpp:
(WebKit::MutableDictionary::remove): Added; call remove on the underlying hashmap.
* Shared/MutableDictionary.h:



git-svn-id: svn://svn.chromium.org/blink/trunk@80920 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/WebKit2/ChangeLog

+2011-03-11  Alice Liu  <alice.liu@apple.com>
+
+        Reviewed by Sam Weinig.
+
+        Add api for "remove" to WKMutableDictionary
+        https://bugs.webkit.org/show_bug.cgi?id=56157
+
+        * Shared/API/c/WKMutableDictionary.cpp:
+        (WKDictionaryRemoveItem): Added; call remove on MutableDictionary impl.
+        * Shared/API/c/WKMutableDictionary.h:
+        * Shared/MutableDictionary.cpp:
+        (WebKit::MutableDictionary::remove): Added; call remove on the underlying hashmap.
+        * Shared/MutableDictionary.h:
+
 2011-03-11  Sheriff Bot  <webkit.review.bot@gmail.com>
 
         Unreviewed, rolling out r80899 and r80912.

third_party/WebKit/Source/WebKit2/Shared/API/c/WKMutableDictionary.cpp

@@ -51,3 +51,8 @@ bool WKDictionarySetItem(WKMutableDictionaryRef dictionaryRef, WKStringRef keyRe
 {
     return toImpl(dictionaryRef)->set(toImpl(keyRef)->string(), toImpl(itemRef));
 }
+
+void WKDictionaryRemoveItem(WKMutableDictionaryRef dictionaryRef, WKStringRef keyRef)
+{
+    toImpl(dictionaryRef)->remove(toImpl(keyRef)->string());
+}

third_party/WebKit/Source/WebKit2/Shared/API/c/WKMutableDictionary.h

@@ -42,6 +42,7 @@ WK_EXPORT bool WKDictionaryIsMutable(WKDictionaryRef dictionary);
 
 WK_EXPORT bool WKDictionaryAddItem(WKMutableDictionaryRef dictionary, WKStringRef key, WKTypeRef item);
 WK_EXPORT bool WKDictionarySetItem(WKMutableDictionaryRef dictionary, WKStringRef key, WKTypeRef item);
+WK_EXPORT void WKDictionaryRemoveItem(WKMutableDictionaryRef dictionary, WKStringRef key);
 
 #ifdef __cplusplus
 }

third_party/WebKit/Source/WebKit2/Shared/MutableDictionary.cpp

@@ -48,4 +48,9 @@ bool MutableDictionary::set(const String& key, APIObject* item)
     return result.second;
 }
 
+void MutableDictionary::remove(const String& key)
+{
+    m_map.remove(key);
+}
+
 } // namespace WebKit

third_party/WebKit/Source/WebKit2/Shared/MutableDictionary.h

@@ -43,6 +43,7 @@ public:
 
     bool add(const String& key, APIObject*);
     bool set(const String& key, APIObject*);
+    void remove(const String& key);
 
     virtual bool isMutable() { return true; }