Prepend "Get" to method name if method name conflicts with return type name.

tools/clang/rewrite_to_chrome_style/RewriteToChromeStyle.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // Changes Blink-style names to Chrome-style names. Currently transforms:
 //   fields:
 //     int m_operationCount => int operation_count_
 //   variables (including parameters):
 //     int mySuperVariable => int my_super_variable
 //   constants:
@@ skipping 269 matching lines @@
   // If the expression can be evaluated at compile time, then it should have a
   // kFoo style name. Otherwise, not.
   return initializer->isEvaluatable(context);
 }
 
 bool GetNameForDecl(const clang::FunctionDecl& decl,
                     const clang::ASTContext& context,
                     std::string& name) {
   name = decl.getName().str();
   name[0] = clang::toUppercase(name[0]);
+
+  // https://crbug.com/582312: Prepend "Get" if method name conflicts with type.
+  const clang::IdentifierInfo* return_type =
+      decl.getReturnType().getBaseTypeIdentifier();
+  if (return_type && return_type->getName() == name)
+    name = "Get" + name;
+
   return true;
 }
 
 bool GetNameForDecl(const clang::EnumConstantDecl& decl,
                     const clang::ASTContext& context,
                     std::string& name) {
   StringRef original_name = decl.getName();
 
   // If it's already correct leave it alone.
   if (original_name.size() >= 2 && original_name[0] == 'k' &&
@@ skipping 579 matching lines @@
   for (const auto& r : replacements) {
     std::string replacement_text = r.getReplacementText().str();
     std::replace(replacement_text.begin(), replacement_text.end(), '\n', '\0');
     llvm::outs() << "r:::" << r.getFilePath() << ":::" << r.getOffset()
                  << ":::" << r.getLength() << ":::" << replacement_text << "\n";
   }
   llvm::outs() << "==== END EDITS ====\n";
 
   return 0;
 }