Use ErrorStream everywhere

Eliminates one more usage of FormatString and its static initializer.

Add more ErrorStream types
and replace gl::Error and egl::Error with them.

BUG=angleproject:1644

Change-Id: Ib498d0ae4b81a332ec71aed7cf709993b154e6bb
Reviewed-on: https://chromium-review.googlesource.com/505429
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
diff --git a/src/libANGLE/renderer/gl/FramebufferGL.cpp b/src/libANGLE/renderer/gl/FramebufferGL.cpp
index 67c025c..e9e0e15 100644
--- a/src/libANGLE/renderer/gl/FramebufferGL.cpp
+++ b/src/libANGLE/renderer/gl/FramebufferGL.cpp
@@ -188,7 +188,7 @@
                                              area.height);
     }
 
-    return NoError();
+    return gl::NoError();
 }
 
 Error FramebufferGL::clear(const gl::Context *context, GLbitfield mask)
@@ -197,7 +197,7 @@
     mStateManager->bindFramebuffer(GL_FRAMEBUFFER, mFramebufferID);
     mFunctions->clear(mask);
 
-    return NoError();
+    return gl::NoError();
 }
 
 Error FramebufferGL::clearBufferfv(const gl::Context *context,
@@ -209,7 +209,7 @@
     mStateManager->bindFramebuffer(GL_FRAMEBUFFER, mFramebufferID);
     mFunctions->clearBufferfv(buffer, drawbuffer, values);
 
-    return NoError();
+    return gl::NoError();
 }
 
 Error FramebufferGL::clearBufferuiv(const gl::Context *context,
@@ -221,7 +221,7 @@
     mStateManager->bindFramebuffer(GL_FRAMEBUFFER, mFramebufferID);
     mFunctions->clearBufferuiv(buffer, drawbuffer, values);
 
-    return NoError();
+    return gl::NoError();
 }
 
 Error FramebufferGL::clearBufferiv(const gl::Context *context,
@@ -233,7 +233,7 @@
     mStateManager->bindFramebuffer(GL_FRAMEBUFFER, mFramebufferID);
     mFunctions->clearBufferiv(buffer, drawbuffer, values);
 
-    return NoError();
+    return gl::NoError();
 }
 
 Error FramebufferGL::clearBufferfi(const gl::Context *context,
@@ -246,7 +246,7 @@
     mStateManager->bindFramebuffer(GL_FRAMEBUFFER, mFramebufferID);
     mFunctions->clearBufferfi(buffer, drawbuffer, depth, stencil);
 
-    return NoError();
+    return gl::NoError();
 }
 
 GLenum FramebufferGL::getImplementationColorReadFormat() const