Get rid of last gpu_messages.h dependency in chrome by having chrome ask the GPUProcessHostUIShim...

chrome/browser/browser_about_handler.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/browser/browser_about_handler.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 27 matching lines @@
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
 #include "chrome/common/about_handler.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/jstemplate_builder.h"
 #include "chrome/common/net/gaia/google_service_auth_error.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/url_constants.h"
-#include "content/browser/gpu/gpu_process_host.h"
+#include "content/browser/gpu/gpu_process_host_ui_shim.h"
 #include "content/browser/plugin_service.h"
 #include "content/browser/renderer_host/render_process_host.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/sensors/sensors_provider.h"
-#include "content/common/gpu/gpu_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/content_client.h"
 #include "crypto/nss_util.h"
 #include "googleurl/src/gurl.h"
 #include "grit/browser_resources.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
 #include "net/base/escape.h"
 #include "net/base/net_util.h"
@@ skipping 1489 matching lines @@
   replacements.SetHostStr(host);
   if (!path.empty())
     replacements.SetPathStr(path);
   *url = url->ReplaceComponents(replacements);
 
   // Handle URLs to crash the browser or wreck the gpu process.
   if (host == chrome::kChromeUIBrowserCrashHost) {
     // Induce an intentional crash in the browser process.
     CHECK(false);
   } else if (host == chrome::kChromeUIGpuCleanHost) {
-    GpuProcessHost::SendOnIO(
-        0, content::CAUSE_FOR_GPU_LAUNCH_NO_LAUNCH, new GpuMsg_Clean());
+    GpuProcessHostUIShim* shim = GpuProcessHostUIShim::FromID(0);
+    if (shim)
+      shim->SimulateRemoveAllContext();
   } else if (host == chrome::kChromeUIGpuCrashHost) {
-    GpuProcessHost::SendOnIO(
-        0, content::CAUSE_FOR_GPU_LAUNCH_ABOUT_GPUCRASH, new GpuMsg_Crash());
+    GpuProcessHostUIShim* shim = GpuProcessHostUIShim::FromID(0);
+    if (shim)
+      shim->SimulateCrash();
   } else if (host == chrome::kChromeUIGpuHangHost) {
-    GpuProcessHost::SendOnIO(
-        0, content::CAUSE_FOR_GPU_LAUNCH_ABOUT_GPUHANG, new GpuMsg_Hang());
+    GpuProcessHostUIShim* shim = GpuProcessHostUIShim::FromID(0);
+    if (shim)
+      shim->SimulateHang();
 #if defined(OS_CHROMEOS)
   } else if (host == chrome::kChromeUIRotateHost) {
     sensors::ScreenOrientation change;
     std::string query(url->query());
     if (query == "left") {
       change.upward = sensors::ScreenOrientation::LEFT;
     } else if (query == "right") {
       change.upward = sensors::ScreenOrientation::RIGHT;
     } else if (query == "top") {
       change.upward = sensors::ScreenOrientation::TOP;
@@ skipping 31 matching lines @@
   return false;
 }
 
 std::vector<std::string> ChromePaths() {
   std::vector<std::string> paths;
   paths.reserve(arraysize(kChromePaths));
   for (size_t i = 0; i < arraysize(kChromePaths); i++)
     paths.push_back(kChromePaths[i]);
   return paths;
 }