Fix remaining size_t conversion warnings.

BUG=angleproject:1120

Change-Id: If4fba903511dcd57d21f8f8178e772cf3cae4187
Reviewed-on: https://chromium-review.googlesource.com/293750
Tested-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>

samples/multiple_draw_buffers/MultipleDrawBuffers.cpp

@@ -87,7 +87,9 @@ class MultipleDrawBuffersSample : public SampleApplication
             glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
             glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
             glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-            glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0_EXT + i, GL_TEXTURE_2D, mFramebufferTextures[i], 0);
+            glFramebufferTexture2D(GL_FRAMEBUFFER,
+                                   static_cast<GLenum>(GL_COLOR_ATTACHMENT0_EXT + i), GL_TEXTURE_2D,
+                                   mFramebufferTextures[i], 0);
         }
 
         glBindTexture(GL_TEXTURE_2D, 0);
@@ -133,8 +135,8 @@ class MultipleDrawBuffersSample : public SampleApplication
         mDrawBuffers(mFramebufferAttachmentCount, drawBuffers);
 
         // Set the viewport
-        size_t width = getWindow()->getWidth();
-        size_t height = getWindow()->getHeight();
+        GLint width  = static_cast<GLint>(getWindow()->getWidth());
+        GLint height = static_cast<GLint>(getWindow()->getHeight());
         glViewport(0, 0, width, height);
 
         // Clear the color buffer

samples/post_sub_buffer/PostSubBuffer.cpp

@@ -137,14 +137,15 @@ class PostSubBufferSample : public SampleApplication
         glEnableVertexAttribArray(mTexcoordLoc);
 
         // Draw the cube
-        glDrawElements(GL_TRIANGLES, mCube.indices.size(), GL_UNSIGNED_SHORT, mCube.indices.data());
+        glDrawElements(GL_TRIANGLES, static_cast<GLsizei>(mCube.indices.size()), GL_UNSIGNED_SHORT,
+                       mCube.indices.data());
     }
 
     virtual void swap()
     {
         // Instead of letting the application call eglSwapBuffers, call eglPostSubBufferNV here instead
-        size_t windowWidth = getWindow()->getWidth();
-        size_t windowHeight = getWindow()->getHeight();
+        EGLint windowWidth  = static_cast<EGLint>(getWindow()->getWidth());
+        EGLint windowHeight = static_cast<EGLint>(getWindow()->getHeight());
         EGLDisplay display = getDisplay();
         EGLSurface surface = getSurface();
         mPostSubBufferNV(display, surface, 60, 60, windowWidth - 120, windowHeight - 120);

samples/sample_util/texture_utils.cpp

@@ -66,7 +66,8 @@ GLuint CreateSimpleTextureCubemap()
 
     for (size_t i = 0; i < 6; i++)
     {
-        glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, GL_RGB, 1, 1, 0, GL_RGB, GL_UNSIGNED_BYTE, &pixels[i]);
+        glTexImage2D(static_cast<GLenum>(GL_TEXTURE_CUBE_MAP_POSITIVE_X + i), 0, GL_RGB, 1, 1, 0,
+                     GL_RGB, GL_UNSIGNED_BYTE, &pixels[i]);
     }
 
     // Set the filtering mode

samples/simple_instancing/SimpleInstancing.cpp

@@ -162,7 +162,9 @@ class SimpleInstancingSample : public SampleApplication
         glUniform1i(mSamplerLoc, 0);
 
         // Do the instanced draw
-        mDrawElementsInstancedANGLE(GL_TRIANGLES, mIndices.size(), GL_UNSIGNED_SHORT, mIndices.data(), mInstances.size());
+        mDrawElementsInstancedANGLE(GL_TRIANGLES, static_cast<GLsizei>(mIndices.size()),
+                                    GL_UNSIGNED_SHORT, mIndices.data(),
+                                    static_cast<GLsizei>(mInstances.size()));
     }
 
   private:

samples/simple_texture_cubemap/SimpleTextureCubemap.cpp

@@ -110,7 +110,8 @@ class SimpleTextureCubemapSample : public SampleApplication
         // Set the texture sampler to texture unit to 0
         glUniform1i(mSamplerLoc, 0);
 
-        glDrawElements(GL_TRIANGLES, mSphere.indices.size(), GL_UNSIGNED_SHORT, mSphere.indices.data());
+        glDrawElements(GL_TRIANGLES, static_cast<GLsizei>(mSphere.indices.size()),
+                       GL_UNSIGNED_SHORT, mSphere.indices.data());
     }
 
   private:

samples/simple_vertex_shader/SimpleVertexShader.cpp

@@ -124,7 +124,8 @@ class SimpleVertexShaderSample : public SampleApplication
         glEnableVertexAttribArray(mTexcoordLoc);
 
         // Draw the cube
-        glDrawElements(GL_TRIANGLES, mCube.indices.size(), GL_UNSIGNED_SHORT, mCube.indices.data());
+        glDrawElements(GL_TRIANGLES, static_cast<GLsizei>(mCube.indices.size()), GL_UNSIGNED_SHORT,
+                       mCube.indices.data());
     }
 
   private: