Move GetDocument method from WebFrame to WebLocalFrame.

content/renderer/dom_serializer_browsertest.cc

Index: content/renderer/dom_serializer_browsertest.cc
diff --git a/content/renderer/dom_serializer_browsertest.cc b/content/renderer/dom_serializer_browsertest.cc
index f0aa764e511c4f845ec590fc6db08b64ebf9eca2..1b8df68086cd03b5febfab6b5cae1daede88f802 100644
--- a/content/renderer/dom_serializer_browsertest.cc
+++ b/content/renderer/dom_serializer_browsertest.cc
@@ -110,11 +110,12 @@ class DomSerializerTests : public ContentBrowserTest,
     return GetRenderView()->GetMainRenderFrame()->GetWebFrame();
   }
 
-  WebFrame* FindSubFrameByURL(const GURL& url) {
+  WebLocalFrame* FindSubFrameByURL(const GURL& url) {
     for (WebFrame* frame = GetWebView()->MainFrame(); frame;
          frame = frame->TraverseNext()) {
-      if (GURL(frame->GetDocument().Url()) == url)
-        return frame;
+      DCHECK(frame->IsWebLocalFrame());
+      if (GURL(frame->ToWebLocalFrame()->GetDocument().Url()) == url)
+        return frame->ToWebLocalFrame();
     }
     return nullptr;
   }
@@ -178,7 +179,7 @@ class DomSerializerTests : public ContentBrowserTest,
 
   void SerializeHTMLDOMWithDocTypeOnRenderer(const GURL& file_url) {
     // Make sure original contents have document type.
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(HasDocType(doc));
@@ -196,7 +197,7 @@ class DomSerializerTests : public ContentBrowserTest,
 
   void SerializeHTMLDOMWithoutDocTypeOnRenderer(const GURL& file_url) {
     // Make sure original contents do not have document type.
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(!HasDocType(doc));
@@ -242,7 +243,7 @@ class DomSerializerTests : public ContentBrowserTest,
   void SerializeHTMLDOMWithNoMetaCharsetInOriginalDocOnRenderer(
       const GURL& file_url) {
     // Make sure there is no META charset declaration in original document.
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(doc.IsHTMLDocument());
@@ -291,7 +292,7 @@ class DomSerializerTests : public ContentBrowserTest,
       const GURL& file_url) {
     // Make sure there are multiple META charset declarations in original
     // document.
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(doc.IsHTMLDocument());
@@ -307,7 +308,7 @@ class DomSerializerTests : public ContentBrowserTest,
         ++charset_declaration_count;
     }
     // The original doc has more than META tags which have charset declaration.
-    ASSERT_TRUE(charset_declaration_count > 1);
+    ASSERT_GT(charset_declaration_count, 1);
 
     // Do serialization.
     SerializeDomForURL(file_url);
@@ -355,7 +356,7 @@ class DomSerializerTests : public ContentBrowserTest,
     LoadContents(original_contents, file_url, WebString());
 
     // Get BODY's text content in DOM.
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(doc.IsHTMLDocument());
@@ -363,7 +364,7 @@ class DomSerializerTests : public ContentBrowserTest,
     ASSERT_TRUE(!body_ele.IsNull());
     WebNode text_node = body_ele.FirstChild();
     ASSERT_TRUE(text_node.IsTextNode());
-    ASSERT_TRUE(std::string(text_node.NodeValue().Utf8()) == "&<>\"\'");
+    ASSERT_EQ(text_node.NodeValue().Utf8(), "&<>\"\'");
     // Do serialization.
     SerializeDomForURL(file_url);
     // Compare the serialized contents with original contents.
@@ -407,14 +408,14 @@ class DomSerializerTests : public ContentBrowserTest,
     // Load the test contents.
     LoadContents(original_contents, file_url, WebString());
     // Get value of BODY's title attribute in DOM.
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(doc.IsHTMLDocument());
     WebElement body_ele = doc.Body();
     ASSERT_TRUE(!body_ele.IsNull());
     WebString value = body_ele.GetAttribute("title");
-    ASSERT_TRUE(std::string(value.Utf8()) == "&<>\"\'");
+    ASSERT_EQ(value.Utf8(), "&<>\"\'");
     // Do serialization.
     SerializeDomForURL(file_url);
     // Compare the serialized contents with original contents.
@@ -441,7 +442,7 @@ class DomSerializerTests : public ContentBrowserTest,
 
   void SerializeHTMLDOMWithNonStandardEntitiesOnRenderer(const GURL& file_url) {
     // Get value of BODY's title attribute in DOM.
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(doc.IsHTMLDocument());
     WebElement body_element = doc.Body();
@@ -473,7 +474,7 @@ class DomSerializerTests : public ContentBrowserTest,
     // Since for this test, we assume there is no savable sub-resource links for
     // this test file, also all links are relative URLs in this test file, so we
     // need to check those relative URLs and make sure document has BASE tag.
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(doc.IsHTMLDocument());
@@ -564,7 +565,7 @@ class DomSerializerTests : public ContentBrowserTest,
     LoadContents(empty_head_contents, file_url, WebString());
 
     // Make sure the head tag is empty.
-    WebFrame* web_frame = GetMainFrame();
+    WebLocalFrame* web_frame = GetMainFrame();
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     ASSERT_TRUE(doc.IsHTMLDocument());
@@ -604,7 +605,7 @@ class DomSerializerTests : public ContentBrowserTest,
 
   void SubResourceForElementsInNonHTMLNamespaceOnRenderer(
       const GURL& file_url) {
-    WebFrame* web_frame = FindSubFrameByURL(file_url);
+    WebLocalFrame* web_frame = FindSubFrameByURL(file_url);
     ASSERT_TRUE(web_frame != NULL);
     WebDocument doc = web_frame->GetDocument();
     WebNode lastNodeInBody = doc.Body().LastChild();