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 576a2aede98b957a8b263d8846d1ed65e97f3907..6b6119270419aeeeec403a779b673fd712918a37 100644
--- a/content/common/view_messages.h
+++ b/content/common/view_messages.h
@@ -1003,11 +1003,19 @@ IPC_MESSAGE_ROUTED2(ViewMsg_ImeConfirmComposition,
 // to prevent target URLs spamming the browser.
 IPC_MESSAGE_ROUTED0(ViewMsg_UpdateTargetURL_ACK)
 
+IPC_STRUCT_BEGIN(ViewHostMsg_SetSelectedColorInColorChooser_Params)

[jam, 2012/01/17 06:49:55]

we only create structs when we need to pass a message with more than 5 input or
output parameters. if you just have one, just send the enum directly as the
parameter

[keishi, 2012/01/27 04:34:08]

Done.

+  // The new color to set as the selected color in the color chooser.
+  IPC_STRUCT_MEMBER(WebKit::WebColor, color)
+IPC_STRUCT_END()
 
 // 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_ROUTED1(ViewMsg_DidChooseColorResponse, WebKit::WebColor)
+IPC_MESSAGE_ROUTED0(ViewMsg_DidEndColorChooser)
+
 IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
                     std::vector<FilePath> /* selected files */)
 
@@ -1710,6 +1718,17 @@ IPC_MESSAGE_ROUTED2(ViewHostMsg_SelectionBoundsChanged,
                     gfx::Rect /* start rect */,
                     gfx::Rect /* end rect */)
 
+// Asks the browser to open the color chooser.
+IPC_MESSAGE_ROUTED1(ViewHostMsg_OpenColorChooser,
+                    ViewHostMsg_SetSelectedColorInColorChooser_Params)
+
+// Asks the browser to end the color chooser.
+IPC_MESSAGE_ROUTED0(ViewHostMsg_EndColorChooser)
+
+// Change the selected color in the color chooser.
+IPC_MESSAGE_ROUTED1(ViewHostMsg_SetSelectedColorInColorChooser,
+                    ViewHostMsg_SetSelectedColorInColorChooser_Params)
+
 // Asks the browser to display the file chooser.  The result is returned in a
 // ViewHost_RunFileChooserResponse message.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,