Adds monitor ICC profile support for win and mac

content/common/view_messages.h

 // 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.
 
 // IPC messages for page rendering.
 // Multiply-included message file, hence no include guard.
 
 #include "base/process.h"
 #include "base/shared_memory.h"
 #include "content/common/content_export.h"
@@ skipping 732 matching lines @@
                             int /* sample_rate */)
 
 // Asks the browser for the default channel layout.
 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetHardwareInputChannelLayout,
                             ChannelLayout /* channel layout */)
 
 // Asks the browser for CPU usage of the renderer process in percents.
 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetCPUUsage,
                             int /* CPU usage in percents */)
 
+// Asks the browser for the user's monitor profile.
+IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_GetMonitorColorProfile,

[Evan Stade, 2012/06/12 00:48:24]

I don't know how kosher it is to have a sync IPC message that blocks on a file
read. Doesn't that mean that a slow disk would delay a page load?

[tpayne, 2012/06/14 22:27:27]

Adam, Tony, can one of you guys comment on whether this is a problem?

My original plan was to load the file before renderer startup and provide the
data in the renderer config struct. Because not all images require color
correction, Tony suggested lazy-loading the profile.

+                            gfx::NativeViewId /* parent_hwnd */,
+                            std::string       /* type */,
+                            std::vector<char> /* profile */)
+
 // Tells the renderer to create a new view.
 // This message is slightly different, the view it takes (via
 // ViewMsg_New_Params) is the view to create, the message itself is sent as a
 // non-view control message.
 IPC_MESSAGE_CONTROL1(ViewMsg_New,
                      ViewMsg_New_Params)
 
 // Reply in response to ViewHostMsg_ShowView or ViewHostMsg_ShowWidget.
 // similar to the new command, but used when the renderer created a view
 // first, and we need to update it.
@@ skipping 1334 matching lines @@
 // (according to the value of is_hung). The browser can give the user the
 // option of killing the plugin.
 IPC_MESSAGE_ROUTED3(ViewHostMsg_PepperPluginHung,
                     int /* plugin_child_id */,
                     FilePath /* path */,
                     bool /* is_hung */)
 
 // Screen was rotated. Dispatched to the onorientationchange javascript API.
 IPC_MESSAGE_ROUTED1(ViewMsg_OrientationChangeEvent,
                     int /* orientation */)