Remove WebElement::hasTagName.

There are no callsites in Chromium.  This function is unsafe because it
ignores namespace URI.

BUG=

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=176895

Review URL: https://codereview.chromium.org/354763002

git-svn-id: svn://svn.chromium.org/blink/trunk@177049 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/web/WebElement.cpp

@@ -62,12 +62,6 @@ WebString WebElement::tagName() const
     return constUnwrap<Element>()->tagName();
 }
 
-bool WebElement::hasTagName(const WebString& tagName) const
-{
-    return equalIgnoringCase(constUnwrap<Element>()->tagName(),
-                             tagName.operator String());
-}
-
 bool WebElement::hasHTMLTagName(const WebString& tagName) const
 {
     // How to create                     class              nodeName localName

third_party/WebKit/Source/web/tests/WebViewTest.cpp

@@ -358,14 +358,14 @@ TEST_F(WebViewTest, HitTestResultAtWithPageScale)
     // Image is at top left quandrant, so should not hit it.
     WebHitTestResult negativeResult = webView->hitTestResultAt(hitPoint);
     ASSERT_EQ(WebNode::ElementNode, negativeResult.node().nodeType());
-    EXPECT_FALSE(negativeResult.node().to<WebElement>().hasTagName("img"));
+    EXPECT_FALSE(negativeResult.node().to<WebElement>().hasHTMLTagName("img"));
     negativeResult.reset();
 
     // Scale page up 2x so image should occupy the whole viewport.
     webView->setPageScaleFactor(2.0f);
     WebHitTestResult positiveResult = webView->hitTestResultAt(hitPoint);
     ASSERT_EQ(WebNode::ElementNode, positiveResult.node().nodeType());
-    EXPECT_TRUE(positiveResult.node().to<WebElement>().hasTagName("img"));
+    EXPECT_TRUE(positiveResult.node().to<WebElement>().hasHTMLTagName("img"));
     positiveResult.reset();
 }
 

third_party/WebKit/public/web/WebElement.h

@@ -54,10 +54,6 @@ struct WebRect;
         BLINK_EXPORT bool isTextFormControlElement() const;
         // Returns the qualified name, which may contain a prefix and a colon.
         BLINK_EXPORT WebString tagName() const;
-        // Check if this element has the specified qualified name. This function
-        // doesn't makes much sense because we have no ways to check namespace
-        // URI. Do not use this.
-        BLINK_EXPORT bool hasTagName(const WebString&) const;
         // Check if this element has the specified local tag name, and the HTML
         // namespace. Tag name matching is case-insensitive.
         BLINK_EXPORT bool hasHTMLTagName(const WebString&) const;