D3D11: Add RGB10_A2 as a supported EGL pbuffer config format.

src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp

@@ -934,8 +934,10 @@ egl::ConfigSet Renderer11::generateConfigs()
 
     if (mRenderer11DeviceCaps.featureLevel >= D3D_FEATURE_LEVEL_10_0)
     {
-        // floating point formats
+        // Additional high bit depth formats added in D3D 10.0
+        // https://msdn.microsoft.com/en-us/library/windows/desktop/bb173064.aspx
         colorBufferFormats.push_back(GL_RGBA16F);
+        colorBufferFormats.push_back(GL_RGB10_A2);
     }
 
     if (!mPresentPathFastEnabled)

src/tests/gl_tests/PathRenderingTest.cpp

@@ -71,7 +71,7 @@ class CHROMIUMPathRenderingTest : public ANGLETest
         setConfigGreenBits(8);
         setConfigBlueBits(8);
         setConfigAlphaBits(8);
-        setConfigDepthBits(8);
+        setConfigDepthBits(24);
         setConfigStencilBits(8);
     }
 
@@ -696,7 +696,7 @@ class CHROMIUMPathRenderingDrawTest : public ANGLETest
         setConfigGreenBits(8);
         setConfigBlueBits(8);
         setConfigAlphaBits(8);
-        setConfigDepthBits(8);
+        setConfigDepthBits(24);
         setConfigStencilBits(8);
     }
 
@@ -1050,7 +1050,7 @@ class CHROMIUMPathRenderingWithTexturingTest : public ANGLETest
         setConfigGreenBits(8);
         setConfigBlueBits(8);
         setConfigAlphaBits(8);
-        setConfigDepthBits(8);
+        setConfigDepthBits(24);
         setConfigStencilBits(8);
     }
 

util/EGLWindow.cpp

@@ -267,9 +267,7 @@ bool EGLWindow::initializeGL(OSWindow *osWindow)
     // Finish the attribute list
     configAttributes.push_back(EGL_NONE);
 
-    EGLint configCount;
-    if (!eglChooseConfig(mDisplay, configAttributes.data(), &mConfig, 1, &configCount) ||
-        (configCount != 1))
+    if (!FindEGLConfig(mDisplay, configAttributes.data(), &mConfig))
     {
         destroyGL();
         return false;
@@ -399,6 +397,11 @@ EGLBoolean EGLWindow::FindEGLConfig(EGLDisplay dpy, const EGLint *attrib_list, E
         bool matchFound = true;
         for (const EGLint *curAttrib = attrib_list; curAttrib[0] != EGL_NONE; curAttrib += 2)
         {
+            if (curAttrib[1] == EGL_DONT_CARE)
+            {
+                continue;
+            }
+
             EGLint actualValue = EGL_DONT_CARE;
             eglGetConfigAttrib(dpy, allConfigs[i], curAttrib[0], &actualValue);
             if (curAttrib[1] != actualValue)