From 6ce870ab779829642c6a9e63e006894e8a3bb706 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20Br=C3=BCning?= <michael.bruning@digia.com>
Date: Tue, 1 Jul 2014 15:47:29 +0200
Subject: <chromium> Use ANGLE libraries from the Qt build / installation.

This moves libEGL and libGLESv2 from dependencies to
libraries where needed.

This also adds support for using the correct configuration
of the ANGLE libraries for linking and runtime loading.

Change-Id: I8c3a5eb11517bf03e921b257eeb3a34b7bc841ea
Reviewed-by: Andras Becsi <andras.becsi@digia.com>
---
 chromium/content/content_gpu.gypi       | 11 ++++++++++-
 chromium/ui/compositor/compositor.gyp   |  8 +++++++-
 chromium/ui/gl/gl_implementation_win.cc | 16 ++++++++++++----
 3 files changed, 29 insertions(+), 6 deletions(-)

diff --git a/chromium/content/content_gpu.gypi b/chromium/content/content_gpu.gypi
index 453fbecce80..342cba1016a 100644
--- a/chromium/content/content_gpu.gypi
+++ b/chromium/content/content_gpu.gypi
@@ -23,7 +23,7 @@
     '..',
   ],
   'conditions': [
-    ['OS=="win"', {
+    ['OS=="win" and use_qt==0', {
       'include_dirs': [
         '<(DEPTH)/third_party/khronos',
         '<(angle_path)/src',
@@ -39,6 +39,15 @@
         ],
       },
     }],
+    ['qt_os=="win32"', {
+      'link_settings': {
+        'libraries': [
+          '-lsetupapi.lib',
+          '-l<(qt_egl_library)',
+          '-l<(qt_glesv2_library)',
+        ],
+      },
+    }],
     ['OS=="win" and target_arch=="ia32" and directxsdk_exists=="True"', {
       # We don't support x64 prior to Win7 and D3DCompiler_43.dll is
       # not needed on Vista+.
diff --git a/chromium/ui/compositor/compositor.gyp b/chromium/ui/compositor/compositor.gyp
index 405b46d7ce9..d34ac2cb870 100644
--- a/chromium/ui/compositor/compositor.gyp
+++ b/chromium/ui/compositor/compositor.gyp
@@ -58,7 +58,7 @@
         'transform_animation_curve_adapter.h',
       ],
       'conditions': [
-        ['OS == "win" and use_aura == 1', {
+        ['OS == "win" and use_aura == 1 and use_qt==0', {
           # TODO(sky): before we make this real need to remove
           # IDR_BITMAP_BRUSH_IMAGE.
           'dependencies': [
@@ -67,6 +67,12 @@
             '<(angle_path)/src/build_angle.gyp:libGLESv2',
           ],
         }],
+        ['use_aura == 1 and qt_os=="win32"', {
+          'libraries': [
+            '-l<(qt_egl_library)',
+            '-l<(qt_glesv2_library)',
+          ],
+        }],
       ],
     },
     {
diff --git a/chromium/ui/gl/gl_implementation_win.cc b/chromium/ui/gl/gl_implementation_win.cc
index 87328a306f8..338fa02d3ec 100644
--- a/chromium/ui/gl/gl_implementation_win.cc
+++ b/chromium/ui/gl/gl_implementation_win.cc
@@ -36,6 +36,14 @@ namespace {
 const wchar_t kPreVistaD3DCompiler[] = L"D3DCompiler_43.dll";
 const wchar_t kPostVistaD3DCompiler[] = L"D3DCompiler_46.dll";
 
+#if defined(NDEBUG)
+const wchar_t kQtGLESv2Library[] = L"libglesv2.dll";
+const wchar_t kQtEGLLibrary[] = L"libegl.dll";
+#else
+const wchar_t kQtGLESv2Library[] = L"libglesv2d.dll";
+const wchar_t kQtEGLLibrary[] = L"libegld.dll";
+#endif
+
 void GL_BINDING_CALL MarshalClearDepthToClearDepthf(GLclampd depth) {
   glClearDepthf(static_cast<GLclampf>(depth));
 }
@@ -185,18 +193,18 @@ bool InitializeGLBindings(GLImplementation implementation) {
       // the former and if there is another version of libglesv2.dll in the dll
       // search path, it will get loaded instead.
       base::NativeLibrary gles_library = base::LoadNativeLibrary(
-          gles_path.Append(L"libglesv2.dll"), NULL);
+          gles_path.Append(kQtGLESv2Library), NULL);
       if (!gles_library) {
-        DVLOG(1) << "libglesv2.dll not found";
+        DVLOG(1) << kQtGLESv2Library << " not found";
         return false;
       }
 
       // When using EGL, first try eglGetProcAddress and then Windows
       // GetProcAddress on both the EGL and GLES2 DLLs.
       base::NativeLibrary egl_library = base::LoadNativeLibrary(
-          gles_path.Append(L"libegl.dll"), NULL);
+          gles_path.Append(kQtEGLLibrary), NULL);
       if (!egl_library) {
-        DVLOG(1) << "libegl.dll not found.";
+        DVLOG(1) << kQtEGLLibrary << " not found.";
         base::UnloadNativeLibrary(gles_library);
         return false;
       }
-- 
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