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| author | kkania@chromium.org <kkania@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-11-11 04:46:25 +0000 |
|---|---|---|
| committer | kkania@chromium.org <kkania@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-11-11 04:46:25 +0000 |
| commit | 45c6aad36e42c895c7353fab2f8f2e528874a354 (patch) | |
| tree | 67f3846ce7eb51b512661da3b496a1b9d6c8a9fc /app/win_util.cc | |
| parent | ba28247b5b97f0e7c11bb69bb48d82e556eb8ed2 (diff) | |
| download | chromium_src-45c6aad36e42c895c7353fab2f8f2e528874a354.zip chromium_src-45c6aad36e42c895c7353fab2f8f2e528874a354.tar.gz chromium_src-45c6aad36e42c895c7353fab2f8f2e528874a354.tar.bz2 | |
Fix ThumbnailGenerator on Windows.
In the browser, duplicate the file mapping handle before sending to the
renderer and map the TransportDIB before accessing the memory. In the
renderer, do not map the file twice, which was happening when
TransportDIB::Map and GetPlatformCanvas were both being called.
BUG=none
TEST=none
Review URL: http://codereview.chromium.org/4569002
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@65775 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'app/win_util.cc')
| -rw-r--r-- | app/win_util.cc | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/app/win_util.cc b/app/win_util.cc index 5232e34..be267af 100644 --- a/app/win_util.cc +++ b/app/win_util.cc @@ -269,6 +269,16 @@ HANDLE GetSectionFromProcess(HANDLE section, HANDLE process, bool read_only) { return valid_section; } +HANDLE GetSectionForProcess(HANDLE section, HANDLE process, bool read_only) { + HANDLE valid_section = NULL; + DWORD access = STANDARD_RIGHTS_REQUIRED | FILE_MAP_READ; + if (!read_only) + access |= FILE_MAP_WRITE; + DuplicateHandle(GetCurrentProcess(), section, process, &valid_section, access, + FALSE, 0); + return valid_section; +} + bool DoesWindowBelongToActiveWindow(HWND window) { DCHECK(window); HWND top_window = ::GetAncestor(window, GA_ROOT); |