Implement input type=color UI

content/common/view_messages.h

Index: content/common/view_messages.h
diff --git a/content/common/view_messages.h b/content/common/view_messages.h
index cac159bf6477b54ab5076f4bdd7f5a33b825541c..a67558bb69d3be628a9365fcb2246a36d8f91b1e 100644
--- a/content/common/view_messages.h
+++ b/content/common/view_messages.h
@@ -1011,11 +1011,14 @@ IPC_MESSAGE_ROUTED2(ViewMsg_ImeConfirmComposition,
 // to prevent target URLs spamming the browser.
 IPC_MESSAGE_ROUTED0(ViewMsg_UpdateTargetURL_ACK)
 
-
 // Sets the alternate error page URL (link doctor) for the renderer process.
 IPC_MESSAGE_ROUTED1(ViewMsg_SetAltErrorPageURL,
                     GURL)
 
+// Notifies the color that the user selected in the color chooser.
+IPC_MESSAGE_ROUTED2(ViewMsg_DidChooseColorResponse, unsigned, SkColor)
+IPC_MESSAGE_ROUTED1(ViewMsg_DidEndColorChooser, unsigned)
+
 IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
                     std::vector<FilePath> /* selected files */)
 
@@ -1730,6 +1733,19 @@ IPC_MESSAGE_ROUTED2(ViewHostMsg_SelectionBoundsChanged,
                     gfx::Rect /* start rect */,
                     gfx::Rect /* end rect */)
 
+// Asks the browser to open the color chooser.
+IPC_MESSAGE_ROUTED2(ViewHostMsg_OpenColorChooser,
+                    unsigned /* id */,
+                    SkColor /* color */)
+
+// Asks the browser to end the color chooser.
+IPC_MESSAGE_ROUTED0(ViewHostMsg_EndColorChooser, unsigned /* id */)
+
+// Change the selected color in the color chooser.
+IPC_MESSAGE_ROUTED2(ViewHostMsg_SetSelectedColorInColorChooser,
+                    unsigned, /* id */
+                    SkColor /* color */)
+
 // Asks the browser to display the file chooser.  The result is returned in a
 // ViewHost_RunFileChooserResponse message.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,