Add stubs and glue for routing a request for an image from the clipboard.

BUG=75237
TEST=none

Review URL: http://codereview.chromium.org/6625075

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@78134 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 29 insertions, 0 deletions

diff --git a/ui/base/clipboard/clipboard.h b/ui/base/clipboard/clipboard.h
index 715e6ea..bb3bc29 100644
--- a/ui/base/clipboard/clipboard.h
+++ b/ui/base/clipboard/clipboard.h
@@ -148,6 +148,10 @@ class Clipboard {
   // Reads HTML from the clipboard, if available.
   void ReadHTML(Buffer buffer, string16* markup, std::string* src_url) const;
 
+  // Reads an image from the clipboard, if available. The returned data will be
+  // encoded in PNG format.
+  void ReadImage(Buffer buffer, std::string* data) const;
+
   // Reads a bookmark from the clipboard, if available.
   void ReadBookmark(string16* title, std::string* url) const;
 
diff --git a/ui/base/clipboard/clipboard_linux.cc b/ui/base/clipboard/clipboard_linux.cc
index f9ec174..3bb1e88 100644
--- a/ui/base/clipboard/clipboard_linux.cc
+++ b/ui/base/clipboard/clipboard_linux.cc
@@ -360,6 +360,15 @@ void Clipboard::ReadHTML(Clipboard::Buffer buffer, string16* markup,
   gtk_selection_data_free(data);
 }
 
+void Clipboard::ReadImage(Buffer buffer, std::string* data) const {
+  // TODO(dcheng): implement this.
+  NOTIMPLEMENTED();
+  if (!data) {
+    NOTREACHED();
+    return;
+  }
+}
+
 void Clipboard::ReadBookmark(string16* title, std::string* url) const {
   // TODO(estade): implement this.
   NOTIMPLEMENTED();
diff --git a/ui/base/clipboard/clipboard_mac.mm b/ui/base/clipboard/clipboard_mac.mm
index 89ad97d..2761eba 100644
--- a/ui/base/clipboard/clipboard_mac.mm
+++ b/ui/base/clipboard/clipboard_mac.mm
@@ -222,6 +222,14 @@ void Clipboard::ReadHTML(Clipboard::Buffer buffer, string16* markup,
     src_url->clear();
 }
 
+void Clipboard::ReadImage(Buffer buffer, std::string* data) const {
+  DCHECK_EQ(buffer, BUFFER_STANDARD);
+  if (!data) {
+    NOTREACHED();
+    return;
+  }
+}
+
 void Clipboard::ReadBookmark(string16* title, std::string* url) const {
   NSPasteboard* pb = GetPasteboard();
 
diff --git a/ui/base/clipboard/clipboard_win.cc b/ui/base/clipboard/clipboard_win.cc
index 88a1ff5..603779b 100644
--- a/ui/base/clipboard/clipboard_win.cc
+++ b/ui/base/clipboard/clipboard_win.cc
@@ -404,6 +404,14 @@ void Clipboard::ReadHTML(Clipboard::Buffer buffer, string16* markup,
     markup->assign(UTF8ToWide(markup_utf8));
 }
 
+void Clipboard::ReadImage(Buffer buffer, std::string* data) const {
+  DCHECK_EQ(buffer, BUFFER_STANDARD);
+  if (!data) {
+    NOTREACHED();
+    return;
+  }
+}
+
 void Clipboard::ReadBookmark(string16* title, std::string* url) const {
   if (title)
     title->clear();