Add UMA statistics to the clipboard

ui/base/clipboard/clipboard_win.cc

 // Copyright (c) 2012 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.
 
 // Many of these functions are based on those found in
 // webkit/port/platform/PasteboardWin.cpp
 
 #include "ui/base/clipboard/clipboard.h"
 
 #include <shlobj.h>
@@ skipping 419 matching lines @@
       ClipboardUtil::GetWebCustomDataFormat()->cfFormat);
   if (!hdata)
     return;
 
   ReadCustomDataTypes(::GlobalLock(hdata), ::GlobalSize(hdata), types);
   ::GlobalUnlock(hdata);
 }
 
 void Clipboard::ReadText(Clipboard::Buffer buffer, string16* result) const {
   DCHECK_EQ(buffer, BUFFER_STANDARD);
+  ReportAction(buffer, READ_TEXT);
   if (!result) {
     NOTREACHED();
     return;
   }
 
   result->clear();
 
   // Acquire the clipboard.
   ScopedClipboard clipboard;
   if (!clipboard.Acquire(GetClipboardWindow()))
     return;
 
   HANDLE data = ::GetClipboardData(CF_UNICODETEXT);
   if (!data)
     return;
 
   result->assign(static_cast<const char16*>(::GlobalLock(data)));
   ::GlobalUnlock(data);
 }
 
 void Clipboard::ReadAsciiText(Clipboard::Buffer buffer,
                               std::string* result) const {
   DCHECK_EQ(buffer, BUFFER_STANDARD);
+  ReportAction(buffer, READ_TEXT);
   if (!result) {
     NOTREACHED();
     return;
   }
 
   result->clear();
 
   // Acquire the clipboard.
   ScopedClipboard clipboard;
   if (!clipboard.Acquire(GetClipboardWindow()))
@@ skipping 52 matching lines @@
   offsets.push_back(start_index - html_start);
   offsets.push_back(end_index - html_start);
   markup->assign(base::UTF8ToUTF16AndAdjustOffsets(cf_html.data() + html_start,
                                                    &offsets));
   *fragment_start = base::checked_numeric_cast<uint32>(offsets[0]);
   *fragment_end = base::checked_numeric_cast<uint32>(offsets[1]);
 }
 
 void Clipboard::ReadRTF(Buffer buffer, std::string* result) const {
   DCHECK_EQ(buffer, BUFFER_STANDARD);
+  ReportAction(buffer, READ_TEXT);
 
   ReadData(GetRtfFormatType(), result);
 }
 
 SkBitmap Clipboard::ReadImage(Buffer buffer) const {
   DCHECK_EQ(buffer, BUFFER_STANDARD);
 
   // Acquire the clipboard.
   ScopedClipboard clipboard;
   if (!clipboard.Acquire(GetClipboardWindow()))
@@ skipping 328 matching lines @@
     clipboard_owner_ = ::CreateWindow(L"ClipboardOwnerWindowClass",
                                       L"ClipboardOwnerWindow",
                                       0, 0, 0, 0, 0,
                                       HWND_MESSAGE,
                                       0, 0, 0);
   }
   return clipboard_owner_;
 }
 
 }  // namespace ui