Reland of move remote tree host and some related input and metro_driv…

…er code (patchset chromium#1 id:1 of https://codereview.chromium.org/1602403002/ )

Reason for revert:
Didn't help, looks like the slave is out of disk space.

Original issue's description:
> Revert of Remove remote tree host and some related input and metro_driver code (patchset chromium#5 id:80001 of https://codereview.chromium.org/1586843002/ )
>
> Reason for revert:
> Suspecting that this is breaking the Webkit Win (dbg) builder.
>
> First failed build:
> https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Win%20Builder%20%28dbg%29/builds/88362
>
> Original issue's description:
> > Remove remote tree host and some related input and metro_driver code
> >
> > Part of continued stripping out of Metro/Win8/Immersive mode.
> >
> > BUG=558054
> >
> > Committed: https://crrev.com/5cc04f70e424020d8afe49bdc4c1c76683f0ea7b
> > Cr-Commit-Position: refs/heads/master@{#370068}
>
> TBR=sky@chromium.org,thestig@chromium.org,shuchen@chromium.org,ananta@chromium.org,dpranke@chromium.org,scottmg@chromium.org
> NOTRY=true
> NOPRESUBMIT=true
> NOTREECHECKS=true
> BUG=558054
>
> Committed: https://crrev.com/0e3a9fd80a26f1fce889200d330d79e64d7a2586
> Cr-Commit-Position: refs/heads/master@{#370290}

TBR=ananta@chromium.org,dpranke@chromium.org,scottmg@chromium.org,shuchen@chromium.org,sky@chromium.org,thestig@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=558054

Review URL: https://codereview.chromium.org/1605253002

Cr-Commit-Position: refs/heads/master@{#370300}

ash/ash.gyp

@@ -147,8 +147,6 @@
       'gpu_support_stub.h',
       'high_contrast/high_contrast_controller.cc',
       'high_contrast/high_contrast_controller.h',
-      'host/ash_remote_window_tree_host_win.cc',
-      'host/ash_remote_window_tree_host_win.h',
       'host/ash_window_tree_host.cc',
       'host/ash_window_tree_host.h',
       'host/ash_window_tree_host_init_params.cc',

ash/ash_unittests.isolate

@@ -26,7 +26,7 @@
         ],
       },
     }],
-    ['OS=="win" or chromeos==1', {
+    ['chromeos==1', {
       'variables': {
         'files': [
           '../testing/test_env.py',
@@ -52,20 +52,6 @@
         ],
       },
     }],
-    ['OS=="win"', {
-      'variables': {
-        'files': [
-          '<(PRODUCT_DIR)/osmesa.dll',
-        ],
-      },
-    }],
-    ['OS=="win" and (fastbuild==0 or fastbuild==1)', {
-      'variables': {
-        'files': [
-          '<(PRODUCT_DIR)/ash_unittests.exe.pdb',
-        ],
-      },
-    }],
   ],
   'includes': [
     '../base/base.isolate',

ash/host/ash_window_tree_host_win.cc

@@ -6,7 +6,6 @@
 
 #include "ash/ash_export.h"
 #include "ash/ash_switches.h"
-#include "ash/host/ash_remote_window_tree_host_win.h"
 #include "ash/host/ash_window_tree_host_init_params.h"
 #include "ash/host/root_window_transformer.h"
 #include "ash/host/transformer_helper.h"
@@ -123,11 +122,6 @@ class AshWindowTreeHostWin : public AshWindowTreeHost,
 
 AshWindowTreeHost* AshWindowTreeHost::Create(
     const AshWindowTreeHostInitParams& init_params) {
-  if (base::win::GetVersion() >= base::win::VERSION_WIN7 &&
-      !base::CommandLine::ForCurrentProcess()->HasSwitch(
-          ash::switches::kForceAshToDesktop))
-    return new AshRemoteWindowTreeHostWin(init_params.remote_hwnd);
-
   return new AshWindowTreeHostWin(init_params.initial_bounds);
 }
 

ash/test/ash_test_base.cc

@@ -40,7 +40,6 @@
 
 #if defined(OS_WIN)
 #include "base/win/windows_version.h"
-#include "ui/aura/remote_window_tree_host_win.h"
 #include "ui/platform_window/win/win_window.h"
 #include "win8/test/test_registrar_constants.h"
 #endif

build/gn_migration.gypi

@@ -517,7 +517,6 @@
             '../third_party/codesighs/codesighs.gyp:msdump2symdb',
             '../third_party/codesighs/codesighs.gyp:msmap2tsv',
             '../third_party/pdfium/samples/samples.gyp:pdfium_diff',
-            '../win8/win8.gyp:metro_viewer',
           ],
         }],
         ['chromecast==1', {

chrome/browser/BUILD.gn

@@ -859,7 +859,6 @@ source_set("browser") {
       "//third_party/isimpledom",
       "//third_party/wtl",
       "//ui/metro_viewer",
-      "//win8:metro_viewer",
     ]
 
     all_dependent_configs = [ ":browser_win_linker_flags" ]

chrome/browser/browser_process_platform_part.h

@@ -14,8 +14,6 @@
 #include "chrome/browser/browser_process_platform_part_chromeos.h"
 #elif defined(OS_MACOSX) && !defined(OS_IOS)
 #include "chrome/browser/browser_process_platform_part_mac.h"
-#elif defined(OS_WIN)
-#include "chrome/browser/browser_process_platform_part_aurawin.h"
 #else
 #include "chrome/browser/browser_process_platform_part_base.h"
 typedef BrowserProcessPlatformPartBase BrowserProcessPlatformPart;

chrome/browser/extensions/api/bookmarks/bookmarks_api.cc

@@ -52,10 +52,6 @@
 #include "extensions/browser/notification_types.h"
 #include "ui/base/l10n/l10n_util.h"
 
-#if defined(OS_WIN)
-#include "ui/aura/remote_window_tree_host_win.h"
-#endif
-
 using bookmarks::BookmarkModel;
 using bookmarks::BookmarkNode;
 using bookmarks::ManagedBookmarkService;
@@ -798,11 +794,6 @@ void BookmarksIOFunction::ShowSelectFileDialog(
   gfx::NativeWindow owning_window = web_contents ?
       platform_util::GetTopLevel(web_contents->GetNativeView())
           : NULL;
-#if defined(OS_WIN)
-  if (!owning_window &&
-      chrome::GetActiveDesktop() == chrome::HOST_DESKTOP_TYPE_ASH)
-    owning_window = aura::RemoteWindowTreeHostWin::Instance()->GetAshWindow();
-#endif
   // |web_contents| can be NULL (for background pages), which is fine. In such
   // a case if file-selection dialogs are forbidden by policy, we will not
   // show an InfoBar, which is better than letting one appear out of the blue.